APPLICATION-- Diamond core bits are worked great for dry drilling holes through hard porcelain tile, ceramics,bathroom tile,granite & marble, masonry, hard plastic with ease.
Non-Slip Screwdriver Bits - Cannot Drill, Screwing Only, Magnetic Non-Slip Impact Screwdriver BitsThe non-slip tips of these screwdriver bits accurately lock screws into place, allowing them to withstand the high torque generated by impact drives and minimising damage to the bit and screw.
DESIGN--Magnetic non-slip impact screwdriver bit is made of high quality material -S2 material, long time use without chipping, wear-resistant and durable, long life, applicable to high intensity work. Diamond drill bit: Using vacuum brazed technology ,which increases resistance to temperature and friction,to make the diamond particles better attach to the core steel
ATTENTION-- Place the diamond bit at an angle of about 45 ° on the starting notch and drill carefully. When use the drill bits do not use impact mode. It's suitable for any electric drill,hand drill,Bench Drill, When use Angle Grinder,please install angle grinder drill chuck. Magnetic Anti Slip Impact Screwdriver Bits suitable for Cordless drills, hand drills.