Tungsten Carbide Tipped Core Drill Bit

"Most of your favorite power tools accessories at GreetoolsTungsten Carbide Tip Core Drill Bits(abbr.TCT core drill bits),For drilling medium/large diameter holes inconcrete and masonry, use with most electric rotary hammers (including SDS Plus /SDS Max/Hex/Spk) TCT Hammer Core Drill Bit-Trade Quality● 2 piece hammer core bit with special threaded shank● 72mm long core body for improving guiding● Reduced friction thanks to drilling dust flute.● M16 or M22 threaded bore● Supplied complete with centering bitWear suitable eye and ear protection when using these products Available in ranges of sizes,Selected diameters are available in set"