Lang 1215 4-1/8" 6 Point Hex Locknut Socket Digital Tachometers Mode 4 is Self-Tapping Screw

Mode 4 is Self-Tapping Screw Mode which is designed to reduce walking when starting self-tapping screws as well as reduce overdriving

Service wrenches are traditionally designed with trucks and hydraulics in mind

and the Bulls-Eye Spot beam sends a sharp ray of light at a distance of up to 1151 feet / 351 meters

Chemical resistant rubber

Pinless design allows a full 360 of freedom for the universal head to angle and rotate

Lang 1215 4-1/8" 6 Point Hex Locknut Socket Digital Tachometers Mode 4 is Self-Tapping ScrewDesigned for use with a torque wrench when servicing truck wheel bearing locknuts. 3 4" square drive opening.