TORX Bit T15 100 mm made of S2 steel – for a hidden decking installation tool

The TORX T15 bit with a length of 100 mm is a practical accessory designed to work with a tool for installing decking boards using a hidden fastening system. It enables precise driving of screws that secure decking boards in a way that preserves the aesthetic surface of the deck without visible screw heads.

Made of durable S2 tool steel, it provides good resistance to stress and wear during intensive driving.

Thanks to its extended design and precise TORX profile, it works well when installing wooden and composite boards using the appropriate mounting tool, facilitating work for both professional installers and DIY enthusiasts.

Technical data

• Type: bit / screwdriver tip

• Tip type: TORX

• Size: T15

• Total length: 100 mm

• Material: S2 tool steel

• Shank: hexagonal

• Intended use: for use with a decking installation tool (hidden fastenings)

Main advantages of the product

• Designed for a hidden decking installation tool – enables convenient and precise screw driving with a compatible tool, helping achieve an aesthetic fastening without visible screw heads on the board surface.

• Durable S2 steel – resistant to torsional loads and wear, providing long bit life when used correctly.

• Precise TORX T15 profile – ensures stable seating in the screw head, reducing the risk of bit cam-out and damage to the recess.

• Length 100 mm – increases working reach and facilitates driving screws through the mounting tool.

• Ideal for hidden fastening of decking boards – performs well in systems where screws are driven through the board’s side edge.

• Efficient torque transfer – the TORX profile allows secure and smooth driving.

• Comfortable use with a screwdriver – the hexagonal shank design enables use with compatible tool holders.

• Versatile application – useful for building new decks as well as for repair and maintenance work.

For use with a hidden decking installation tool

The primary intended use of the TORX T15 100 mm bit is to work with a mounting tool used to create hidden fastenings for decking boards.

The mounting tool allows screws to be guided at the correct angle so that the fastening is located on the board’s side rather than on its top surface.

This makes it possible to create an aesthetic deck without visible screw heads.

Advantages of using the bit with the mounting tool:

• Aesthetic deck finish – hidden fastenings maintain a uniform board surface.

• Precise screw guidance – the bit works with the tool to help maintain the correct driving direction.

• Easy access to fastening points – the 100 mm length facilitates work through the tool’s guide holes.

• More efficient installation – enables repeatable driving of consecutive fastenings.

• Professional final result – hidden fastening emphasizes the natural appearance of the decking boards.

This is a practical solution for those who want a durable, precise, and aesthetic deck installation without visible screws.

S2 steel – the durability you can rely on

During decking installation the bit is subjected to repeated loads, so material quality is important.

The use of S2 tool steel provides a favorable combination of hardness and resistance to torsional loads. As a result, the tip performs well during serial screw driving, maintaining durability and precision.

This is particularly useful for larger decking areas where tool reliability and workflow continuity matter.

Length 100 mm – greater reach and installation convenience

The extended bit design is intended for comfortable work with a hidden decking installation tool.

The 100 mm length helps reach screws guided by the mounting tool and keeps the screwdriver positioned correctly during work.

The extra reach also helps maintain a greater distance between the screwdriver body and the mounted material surface.

This is especially important for side installations where access to the fastening point may be limited.

TORX T15 – secure grip and precise driving

The TORX profile is designed to effectively transfer torque.

The six-lobed tip shape provides stable fitment in the screw recess, reducing the risk of bit slippage during use.

This means:

• Better control over the driving process.

• Lower risk of damaging the screw recess.

• Smoother work when installing many elements.

• Precise screw guidance in wood and composite materials.

• More convenient execution of hidden fastenings using a mounting tool.