?SATISFY ALL YOU DEMAND?:Package includes 10 Pcs drill bit set with 6 different sizes: 1/8" (3 INCH LENGTH - 2 INCLUDED), 1/4" (4" LENGTH - 2 INCLUDED), 1/4" (6" LENGTH - 2 INCLUDED), 5/16 (6" LENGTH), 3/8" (6" LENGTH - 2 INCLUDED), and 1/2" (6" LENGTH).Suitable for most general purpose bench drill, electric drill and drilling machine with drilling function.
?UNIQUE DESIGN?: One drill bit replaces two drill bits (1 x glass & tile drill bit + 1 x Masonry drill bit), can easily drill holes on tile, concrete, brick, glass, ceramic, plastic, wood, etc.The U type slot design brings fast drilling dust remove, and 3-flats shank allows drill bit easy plug and to be held tightly.
?HIGH HARDNESS, DURABLE?: High quality Tungsten carbide, and carbide with a reinforced head that prevents bit cracking and provides a longer life,the hardness is higher than the ordinary drill bit.
?WIDELY USED?: Spear pointed design strong tungsten carbide tip can easily penetrate various material (glass, ceramic tile, marble, wood, travertine, ceramic, stone, concrete, brick, cinder block, hard plastic,cement,etc.)
?ATTENTION & LIFE TIME WARRANTY?: During drill hard material, such as glass, ceramic tile, marble, please use water for lubrication.We offer Lifetime warranty,Money back guarantee and Unconditional replacement for defective product,Please feel free to contact us by emails for solution if there are any problems.