Wera 05057482001 Screwdriver Insert Bit Set 19 Piece

Product Description

The WERA 05057482001 is a 19-piece screwdriver insert bit set covering four drive types: Hex-Plus, Phillips, Pozidriv, and Torx, plus slotted. It is designed for professional tradespeople who require a compact, multi-tip solution for fastener work across HVAC, electrical, plumbing, and general mechanical service applications. The set spans Phillips sizes 1 through 3, Torx T-10 through T-30, Pozidriv sizes 1 through 3, slotted sizes 4 through 6.5, and Hex-Plus sizes 1 through 3. The bits seat into standard 0.25-inch hex bit holders. Total set weight is 1.66 pounds.

This set suits technicians working in residential and light commercial environments where fastener variety demands a versatile carry solution. It is appropriate for panel work, equipment installation, and access cover removal where multiple drive formats appear on the same job. The multi-drive coverage makes it a practical bench-top or field-kit addition for HVAC installers, electricians, and plumbing mechanics who regularly encounter mixed-fastener assemblies on equipment enclosures and components.

Key Features

• 19 pieces covering Hex-Plus, Phillips, Pozidriv, Slotted, and Torx drive types in a single set
• Torx range T-10 through T-30 for equipment enclosures and component fasteners
• Phillips sizes 1, 2, and 3 for general fastener work
• Pozidriv sizes 1, 2, and 3 for European-spec fasteners common on imported equipment
• Slotted sizes 4 through 6.5 mm for terminal screws and access panels
• Hex-Plus sizes 1, 2, and 3 for reduced fastener engagement and cam-out resistance

Compatibility

Designed for use with standard 0.25-inch hex bit holders and compatible bit-holding screwdrivers, extension bars, and power tool adapters accepting that drive format.

Installation Notes

Insert bits are installed and removed by hand into a bit holder or ratchet driver. Verify the bit is fully seated before applying torque to avoid fastener damage or bit slippage. When working on energized electrical panels or live equipment, follow NFPA 70E arc flash and shock hazard protocols and de-energize circuits before use where required. Inspect bits regularly for wear and replace any showing deformation at the tip.