Description
- About this item
- HIGH QUALITY: Hex head drill bits are composed of high quality S2 steel material. Overall heat treatment, hard quality, good workmanship, high precision. These allen wrench bits are solid, not hollow in the center.
- GREAT DESIGN: Allen head drill bit has the 1/4 inch quick release hex shank, The hex head screwdriver bit set is magnetic, which helps to keep nuts and bolts stuck to them. They pop right into impact drivers, and once they have been inserted into the impact driver, they will not fall out.
- GOOD WORKING: Extensions in lengths 2 inch for all 1/4 inch hex-shank bits. Can remove in one step, do not need to conversion the extractor or adjust the chuck. Strong permanent magnets hold bits securely in place.
- MULTI PURPOSE: Fit for electric screwdrivers, and screwdrivers, electric drills, air drills and so forth, used in engineering, machinery, maintenance of household appliances and other production lines.
- MULTIFUNCTIONAL USES: All of the hex head drill bits in this set are metric sizes, but they will also fit most SAE size hex bolts and screws as well. This is due to the fact that many of the SAE and metric hex allen wrench bits are nearly the same size. For example, a 6mm hex bit is almost the same size as a 1/4 inch SAE hex bit.
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NOTE: A. (HRC) product hardness of up to 65 or so B. (N.m) product torque reaches 30 or so C. The head of the match head should be inspected, which is more consistent with screws and prolongs the service life. Specification: Size: 1/4*50*1.5MM 1/4*50*2MM 1/4*50*2.5MM 1/4*50*3MM 1/4*50*4MM 1/4*50*5MM 1/4*50*6MM 1/4*50*8MM 1/4*50*10MM 1/4*50*12MM 1/4*60*9MM Packing Includes: 10 * allen wrench drill bits 1 * magnetic extension bit holder
