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The WIHA 70507 is a T7 Torx power screwdriver bit designed for use with power drivers and impact-rated tool systems. At 2 inches overall length with a 0.25-inch drive size, this bit fits standard power bit holders and is built from steel for durability in repetitive fastening applications. The T7 Torx profile engages small Torx-head fasteners commonly found in electronics assemblies, HVAC control boards, panel enclosures, and light-gauge equipment. This package contains 10 bits, making it well suited for service technicians and maintenance crews who go through bits regularly on the job.
The WIHA 70507 T7 Torx power bit is used across multiple trades wherever small Torx fasteners are encountered. Typical applications include servicing HVAC control board enclosures, electrical panel covers, light commercial equipment, and precision assemblies that use T7 fasteners. The 10-piece pack format supports shop stocking and field kit replenishment. It is appropriate for both bench work and in-field service calls where T7 drive access is required.
Designed as an OEM-style replacement bit for use with standard 0.25-inch hex-drive power screwdrivers and bit holders that accept 2-inch power bits.
Install this bit into a 0.25-inch hex quick-change chuck or bit holder before use. Ensure the tool is powered off or the trigger is locked before inserting or removing the bit. Use appropriate torque settings on the power driver to avoid stripping small T7 Torx fasteners. A licensed electrician or qualified service technician should perform any work involving energized equipment or control boards per applicable NEC guidelines.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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