TS170-3/8B Zephyr Tool 1/4” Torq-Set #5/16” Power Drive Bits, Bullnose Description: Zephyr Torq-Set ® Power Drive Bits are heat treated in small lots to guarantee consistent quality. Zephyr’s unique Z-Forge process assures an exact dimensional fit in the recess. Zephyr Screwdriver Bits will give you the truest fit, longest performance and the least cam-out and product damage of any available screwdriver bit at any price. Zephyr Torq-Set Power Drive Bits have served the aerospace and automotive industries with high quality, technically innovative tools produced in a manufacturing environment that features intense quality control and superior customer service.

Shank Size: 1/4” Point Size: 3/8” Overall Length: 1 1/4” Apex Equivalent Part Number: 170-3/8b