M10 x 17mm Coach / Lag Screws – Heavy-Duty Grip for Beams and Structural Timber

M10 x 17mm Coach / Lag Screws – Heavy-Duty Grip for Beams and Structural Timber

M10 x 17mm Coach / Lag Screws are heavy-duty fastening screws designed for securing timber components such as heavy wooden beams, floor joists, structural posts, fencing, retaining walls and large outdoor gates. They feature a hot plate galvanized finish, a hex head for high-torque tightening, coarse threads designed to bite deeply into wood fibres, and a thick shank that is stronger than standard wood screws.

The M10 x 17mm coach screw range is available in lengths from 40mm to 200mm, with minimum threaded lengths ranging from 24mm to 120mm. This gives customers multiple coach screw sizes for different timber thicknesses and fastening requirements.

Product Specifications

Product Details

• Product: M10 x 17mm Coach / Lag Screws
• Common description: Coach Screws / Lag Screws
• Head type: Hex Head
• Finish: Hot Plate Galvanized
• Primary application: Strong wood and timber fastening
• Available lengths: 40mm, 45mm, 50mm, 55mm, 60mm, 65mm, 70mm, 75mm, 80mm, 90mm, 100mm, 110mm, 120mm, 130mm, 140mm, 150mm, 160mm, 170mm, 180mm, 190mm and 200mm.

Coach Screw Sizes and Minimum Threaded Lengths

Screw Length	Minimum Threaded Length
40mm	24mm
45mm	27mm
50mm	30mm
55mm	33mm
60mm	36mm
65mm	39mm
70mm	42mm
75mm	45mm
80mm	48mm
90mm	54mm
100mm	60mm
110mm	66mm
120mm	72mm
130mm	78mm
140mm	84mm
150mm	90mm
160mm	96mm
170mm	102mm
180mm	108mm
190mm	114mm
200mm	120mm

These minimum threaded lengths correspond to the supplied available screw lengths.

What Are M10 x 17mm Coach / Lag Screws?

Coach screws are heavy-duty fasteners used to create strong mechanical connections, particularly in timber and wood. They are also commonly known as lag screws, which is why customers may search for both “coach screws” and “lag screws” when looking for this type of product.

The M10 x 17mm Coach / Lag Screws combine a hexagonal head, coarse threads and a thick shank. The hex head allows high-torque tightening with a suitable spanner, socket or impact driver. The coarse threads are designed to bite deeply into wood fibres for maximum pull-out resistance, while the thick shank is much thicker and stronger than standard wood screws.

Key Features

Hex Head for High-Torque Tightening

The hex head provides a practical gripping surface for a suitable spanner, socket or impact driver. This allows high-torque tightening when installing the coach screw.

For construction, carpentry, fencing and timber installation, this makes the M10 x 17mm hex head coach screws convenient for applications where a strong mechanical fastening method is required.

Coarse Threads for Deep Wood Engagement

The coarse threads are deep and aggressive and are designed to bite deeply into wood fibres. The supplied product specification identifies this design as providing maximum pull-out resistance.

The effectiveness of the threaded connection depends on appropriate screw selection, adequate engagement and the characteristics of the material being fastened.

Thick Shank

The thick shank is much thicker and stronger than that of standard wood screws. The supplied specification identifies this construction as helping prevent snapping under heavy loads.

This makes the product particularly relevant for substantial timber applications where a robust coach screw is required.

Hot Plate Galvanized Finish

The M10 x 17mm Coach / Lag Screws have a hot plate galvanized finish as specified in the product details.

The suitability of the finish for a particular environment should be considered alongside the actual installation conditions and project requirements.

Available Coach Screw Lengths

The M10 x 17mm range provides 22 listed lengths from 40mm through 200mm.

Available sizes include:

• 40mm
• 45mm
• 50mm
• 55mm
• 60mm
• 65mm
• 70mm
• 75mm
• 80mm
• 90mm
• 100mm
• 110mm
• 120mm
• 130mm
• 140mm
• 150mm
• 160mm
• 170mm
• 180mm
• 190mm
• 200mm

This selection allows customers to choose shorter coach screws for shallower timber applications or longer versions where deeper engagement is required.

How to Choose the Right Coach Screw Size

Choosing the correct coach screw size involves more than simply selecting the longest screw available.

Consider:

1. The thickness of the timber being fastened.
2. The thickness of any bracket, plate or hardware being attached.
3. The required thread engagement.
4. The available space around the fixing point.
5. The type of timber construction.
6. The requirements of the specific application.

For example, the 40mm coach screw has a minimum threaded length of 24mm, while the 100mm version has a minimum threaded length of 60mm. The 150mm coach screw has a minimum threaded length of 90mm, while the 200mm version has a minimum threaded length of 120mm.

Selecting a suitable length helps ensure that the screw is appropriate for the material thickness and intended fastening arrangement.

Coach Screws for Wood

Coach screws for wood are particularly useful when a project requires a substantial threaded connection. The coarse thread is designed for deep engagement in suitable wood, while the hex head provides a practical way to apply tightening torque.

The supplied common uses include:

• Securing heavy wooden beams
• Fixing floor joists
• Securing structural posts
• Fastening thick timber for fencing
• Retaining-wall construction
• Large outdoor gates
• Mounting heavy ironmongery
• Mounting machinery feet
• Attaching structural brackets to wood

Common Applications

Timber Construction

M10 coach screws can be used for securing substantial timber components such as heavy wooden beams, floor joists and structural posts.

The correct length should be selected based on the dimensions of the timber and the required fastening arrangement.

Fencing and Landscaping

Coach screws can be used for fastening thick timber in fencing, retaining walls and large outdoor gates.

The availability of lengths up to 200mm gives customers flexibility when working with thicker timber components.

Heavy Hardware Attachment

The screws can be used for mounting heavy ironmongery, machinery feet and structural brackets to wood.

When attaching hardware, remember to account for the thickness of the hardware when selecting the screw length.

Masonry Anchoring

The supplied product information identifies masonry anchoring as an application when the coach screw is paired with an appropriate nylon wall plug. This allows suitable items to be fixed into concrete or brick using the appropriate fixing arrangement.

The plug should be appropriate for the masonry substrate and the screw being used.

Coach Screws and Plugs

Customers searching for coach screws and plugs may be looking for a solution for fixing items into concrete or brick.

The supplied specification states that coach screws can be used for masonry anchoring when paired with an appropriate nylon wall plug.

The plug should be selected according to the screw, substrate and application. The screw and plug should be treated as a complete fixing system rather than selecting either component independently.

Coach Screws vs Standard Wood Screws

Coach screws and standard wood screws can both be used for timber, but they have different construction characteristics.

The M10 x 17mm Coach / Lag Screws feature a hex head for high-torque tightening, deep aggressive coarse threads and a thick shank that is much stronger than standard wood screws according to the supplied product specification.

This makes them particularly relevant for substantial timber fastening applications. For lighter woodworking projects, another type of wood screw may be more suitable.

Lag Screw Meaning

A lag screw is a heavy-duty screw associated with fastening applications involving timber and other suitable materials. Coach screws are commonly described using the term “lag screw,” which explains why buyers may use both names when searching for this product.

The lag screw principle is based on the mechanical engagement of the screw threads with the receiving material. The coarse threads enter the material and create a threaded connection that holds the components together.

The strength and suitability of the fixing depend on the fastener dimensions, material, thread engagement and installation method.

Lag Screw Sizes

When comparing lag screw sizes, buyers should consider both the product specification and the available length.

This product is specified as M10 x 17mm Coach / Lag Screws. The available lengths begin at 40mm and extend to 200mm.

Some commonly searched sizes and terms may include:

• M10 coach screws
• M8 coach screws
• M14 coach screws
• 20mm coach screws
• 150mm coach screws
• Hex head coach screws
• Hexagon head coach screws
• Lag screw sizes
• Coach screws sizes

These terms may refer to different products, so buyers should confirm the required specification before purchasing.

M10 Coach Screws

M10 coach screws are intended for buyers who specifically require an M10-sized coach screw specification.

The M10 x 17mm range supplied by CETECH Ghana provides lengths from 40mm to 200mm, giving customers multiple options for different timber fastening applications.

Customers should select the length according to the actual project rather than assuming that every M10 coach screw is suitable for every timber application.

Best Practices for Installing Coach Screws

For a suitable installation:

• Select the correct screw length for the timber and hardware.
• Check the required threaded engagement.
• Use a suitable spanner, socket or impact driver for the hex head.
• Position the timber components or hardware correctly before tightening.
• Avoid excessive tightening that could damage the timber.
• For masonry applications, use an appropriate nylon wall plug.
• Store unused coach screws in suitable conditions.

The appropriate installation method can vary according to the material, hardware and specific application.

Common Buyer Mistakes

Choosing the Wrong Length

A longer coach screw is not automatically better. The correct size should be determined by the thickness of the materials being joined and the required engagement.

Confusing Different M-Sizes

M8 coach screws, M10 coach screws and M14 coach screws have different specifications. Buyers should verify the required size rather than assuming that one can replace another.

Confusing Lag Screws With Other Fasteners

Searches for “lag screw vs lag bolt,” “lag screw vs wood screw” and “lag screw vs position screw” can produce different fastening products or terminology.

Always confirm the actual product dimensions, head type and intended application before ordering.

Choosing the Wrong Masonry Plug

For masonry applications, the supplied product specification calls for an appropriate nylon wall plug.

The plug should be compatible with the screw and suitable for the particular masonry substrate.

Who Can Use These Coach Screws?

M10 x 17mm Coach / Lag Screws can be useful for:

• Carpenters
• Builders
• Construction contractors
• Fencing contractors
• Gate installers
• Timber workers
• Landscaping professionals
• Maintenance technicians
• Hardware installers
• Workshops
• Property maintenance teams
• Commercial buyers
• Industrial buyers
• Construction companies
• DIY users with suitable applications

The broad length range also makes them useful for projects requiring several coach screw sizes.

Practical Applications in Ghana

The M10 x 17mm Coach / Lag Screw range is relevant to Ghanaian construction, carpentry, fencing, gate installation, landscaping and property maintenance applications where suitable timber fastening is required.

For contractors and businesses, having access to multiple lengths can simplify procurement when different timber thicknesses are involved.

The product can also be relevant to commercial and industrial facilities where timber fastening is required for suitable maintenance, construction, agricultural, warehousing or other applications.

Coach Screws in Construction

Construction projects can involve different timber dimensions and fastening requirements. Having multiple coach screw sizes available allows buyers to select a length that corresponds with the specific installation.

For heavy wooden beams, floor joists and structural posts, the supplied product information identifies coach screws as a suitable application.

The exact screw length should be selected according to the project specifications and materials involved.

Coach Screws for Agriculture and Outdoor Structures

Agricultural and outdoor projects can include timber fencing, gates, sheds, retaining structures and other suitable timber assemblies.

The M10 x 17mm range provides lengths from 40mm to 200mm, allowing buyers to select from multiple options for different timber fastening requirements.

The supplied product information specifically identifies fencing, retaining walls and large outdoor gates among the common uses.

Bulk Coach Screw Supply in Ghana

Contractors, construction companies, fencing businesses, workshops and commercial buyers may require coach screws in larger quantities or several different lengths.

CETECH Ghana supports bulk supply and industrial sourcing where relevant. Buyers can enquire with the required M10 x 17mm specification, lengths and quantities.

For larger projects, purchasing several required lengths together can help reduce the need for repeated sourcing during ongoing work.

Where to Buy Coach Screws in Ghana

Customers searching for coach screws for sale in Ghana, M10 coach screws, coach screws for wood, hex head coach screws or coach screws sizes can enquire about the M10 x 17mm range from CETECH Ghana.

CETECH Ghana operates both online and physical offline stores in Ghana and supplies individuals, businesses, contractors, technicians, institutions, commercial buyers and industrial buyers where relevant.

Customers can enquire about:

• Available lengths
• Required quantities
• Bulk supply
• Industrial sourcing
• Product selection
• Supply support
• Applicable consultation

Why Buy From CETECH Ghana?

CETECH Ghana is positioned as a trusted supplier, sourcing partner and solution provider for customers in Ghana. The business operates online and through physical offline stores and supplies a wide range of customer types, including individual, commercial and industrial buyers.

For customers who require M10 coach screws for construction, fencing, gates, timber work or other suitable applications, the broad range of available lengths provides purchasing flexibility.

CETECH Ghana can also support bulk supply and industrial sourcing where applicable.

Frequently Asked Questions

What are M10 x 17mm Coach / Lag Screws?

They are heavy-duty coach screws with an M10 x 17mm specification, designed for strong wood and timber fastening applications such as beams, structural timber, fencing and gates.

What lengths are available?

The available lengths are 40mm, 45mm, 50mm, 55mm, 60mm, 65mm, 70mm, 75mm, 80mm, 90mm, 100mm, 110mm, 120mm, 130mm, 140mm, 150mm, 160mm, 170mm, 180mm, 190mm and 200mm.

Are 150mm coach screws available?

Yes. The 150mm version is available and has a minimum threaded length of 90mm.

What is the shortest available size?

The shortest listed size is 40mm, with a minimum threaded length of 24mm.

What is the longest available size?

The longest listed size is 200mm, with a minimum threaded length of 120mm.

What finish do these coach screws have?

The specified finish is hot plate galvanized.

What is the benefit of the hex head?

The hex head allows high-torque tightening using a suitable spanner, socket or impact driver.

Are these coach screws suitable for wood?

Yes. The supplied product information identifies timber construction, fencing, retaining walls, large outdoor gates and hardware attachment to wood among the common uses.

Can coach screws be used with plugs?

For suitable masonry applications, the supplied specification states that coach screws can be paired with an appropriate nylon wall plug for fixing into concrete or brick.

Quick Buying Checklist

Before ordering M10 x 17mm Coach / Lag Screws, confirm:

• Product specification: M10 x 17mm.
• Hex head requirement.
• Required screw length.
• Timber thickness.
• Thickness of any bracket or hardware.
• Required threaded engagement.
• Intended application.
• Whether the fixing is for timber or masonry.
• Whether an appropriate nylon wall plug is required.
• Required quantity.
• Whether several lengths are needed.
• Whether bulk supply or industrial sourcing support is required.

Product Summary

M10 x 17mm Coach / Lag Screws are heavy-duty timber fasteners designed for applications including beams, structural posts, fencing, retaining walls, large outdoor gates and heavy hardware attachment. They feature a hot plate galvanized finish, a hex head for high-torque tightening, coarse threads designed to bite deeply into wood fibres and a thick shank designed to be stronger than standard wood screws.

The range includes lengths from 40mm to 200mm, with minimum threaded lengths from 24mm to 120mm.

For customers in Ghana looking for M10 coach screws, coach screws for wood, hexagon head coach screws, hex head coach screws, 150mm coach screws, coach screws and plugs or lag screw sizes, CETECH Ghana provides this M10 x 17mm range with online and offline availability, bulk supply and industrial sourcing support where applicable.
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