Proline Key Gala 1/2 T40 9040836, 1/2" drive Torx T40 bit

Proline Key Gala 1/2 T40 (9040836) is a Torx T40 bit with a 1/2" square drive designed for use with ratchets and impact adapters. Made from CR‑V S2 steel with a length of 55 mm, it provides precise engagement with T40 fasteners for assembly, maintenance and repair tasks. The bit is intended for professional and DIY use where reliable torque transfer and durability are required.

Advantages

The Proline Key Gala bit is manufactured from CR‑V S2 steel for enhanced hardness and wear resistance. Its 1/2" square shank is compatible with standard 1/2" sockets, ratchets and impact adapters, ensuring secure connection and stable torque transmission. The 55 mm length provides reach in recessed or confined fastening points while the Torx T40 profile reduces cam‑out and improves fastener engagement.

Suitable for

• Automotive assembly and repair
• Mechanical and industrial maintenance
• Construction and installation tasks with T40 fasteners
• Home DIY projects requiring durable Torx bits

Key specifications

• Brand: Proline
• Model / MPN: 9040836
• Type: Torx T40 bit
• Drive size: 1/2" square
• Material: CR‑V S2 steel
• Length: 55 mm
• EAN: 4750959040836

How to use

Insert the 1/2" square shank into a compatible 1/2" ratchet, socket or impact adapter until it locks. Align the Torx T40 tip with the fastener head and apply steady torque. For impact use, ensure the adapter and driver are rated for impact operations. After use, store the bit in a holder or toolbox to protect the tip.

Usage recommendations

Use appropriate personal protective equipment and the correct adapter for impact applications. Avoid excessive side loading to prevent premature wear; replace the bit when tip deformation or rounding is visible.