Screwdriver bit Bosch 2 607 001 724 4 mm Security hex 3 pcs

The Bosch 2 607 001 724 4 mm Security hex 3 pcs screwdriver bit set provides three 4 mm security hex bits designed for controlled fastening and tamper-resistant applications. Each bit measures 25 mm in length with a 1/4" shank, making the set compatible with standard bit holders and quick-change chucks. The bits are intended for precision tasks where a secure fit and accurate torque transfer are required.

Advantages

The set offers a compact selection of security hex sizes that ensure a firm engagement with security fasteners. The 25 mm working length provides good access in shallow recessed fittings while maintaining stability during driving. With a standardized 1/4" shank, these bits are widely compatible with many hand and power tool systems, simplifying tool interoperability.

Suitable for

• Assembly and disassembly of security fasteners in electronics and appliances
• Maintenance and repair tasks requiring tamper-resistant hex bits
• DIY projects where compact, precise bits are preferred
• Use with standard bit-holders, screwdriver handles, and impact drivers rated for short bits

Key specifications

• Bit type: security hex
• Bit size: 4 mm
• Quantity: 3 pieces
• Bit length: 25 mm
• Shank: 1/4" (6.35 mm)
• Material: hardened tool steel (industrial standard)

How to use

Select a 4 mm security hex bit from the set and insert the 1/4" shank into a compatible bit holder, screwdriver handle, or quick-change chuck. Ensure proper alignment with the security fastener before applying torque to avoid cam-out or damage to the fastener head. Use steady, controlled pressure and choose an appropriate torque setting on power drivers to match the fastener and workpiece material.

Usage recommendations

Inspect bits for wear or damage before use and replace worn bits to maintain secure engagement. For repetitive or high-torque applications, use appropriate torque-controlled drivers and avoid excessive side load to prolong bit life.