Wera 05135230001 Screwdriver Insert Bit IP1 Torx 4mm

Product Description

The WERA 05135230001 is a precision screwdriver insert bit designed for IP1 Torx fasteners. It accepts a 4 mm drive and measures 1.75 inches in overall length. This insert bit is built for use with compatible bit holders and screwdrivers in professional hand-tool applications. The precision style designation indicates close manufacturing tolerances suited for tamper-resistant Torx fastening tasks. Weighing just 0.025 pounds, it is a lightweight single-unit component intended for technicians who work with small-format IP Torx fasteners across electronics, appliance, and equipment service work.

This insert bit is suited for service and repair tasks requiring IP1 Torx driver engagement. IP Torx fasteners are commonly found in consumer electronics, small appliances, and precision equipment assemblies. The 4 mm drive size makes this bit compatible with standard quarter-inch and 4 mm bit holder systems used in hand-tool and low-torque power-tool applications. It is sold and packaged as a single unit, making it practical for bench technicians and field service professionals who need a precise replacement or spare insert bit.

Key Features

• IP1 Torx drive profile for tamper-resistant fastener engagement
• 4 mm drive size fits standard bit holder systems
• 1.75 inch overall length suits compact bit holders
• Precision style construction for close-tolerance fitment
• Lightweight at 0.025 pounds for single-handed precision work
• Single-unit packaging with a minimum order quantity of 1

Compatibility

Designed as an OEM-style insert bit for use with 4 mm drive bit holders and screwdrivers that accept standard insert bits of this drive size.

Installation Notes

This insert bit is installed by hand into a compatible 4 mm drive bit holder or screwdriver handle. No tools are required for bit seating. Ensure the fastener recess is clean and free of debris before engagement to avoid cam-out and fastener damage. Always confirm the IP Torx size matches the target fastener before applying torque.