Cross Tile Drill Bit Alloy Triangle Drill Hole Opener for Metal Wood Drilling

Features: *Forged with high quality alloy of high hardness wear resistence and more sturdy not easy to break when being used. *The tip is 4-blade design sharp blade can make the work more efficient and fine. U shape spiral chip flute design drill more smoothly *Hexagonal handle design not just fit most type of electric drills but is for anti-slip making sure it can be clamped properly safe operation. *Suitable for glass bricks tiles wood plastics and other materials. Specifications: *Material: Hard alloy *Color: Black *Tool handle type: Hexagonal shank *Blade diameter: 5/6/8/10/12 (mm) *Blade length: 55/55/55/75/75 (mm) *Full length: 98/100/117/118/120 (mm) *Shank diameter: 1/4 inch/6.35 (mm) Warm Tips: 1.Not recommended for lithium electric drill of power is lower than 24V as in like no enough power force provided. 2. Need to change the drilling direction when meeting steel bar in the wall. 3.Need to use water to cool down when work on vitrified tiles all-ceramic tiles granite. Package Contents: 10pcs x Drill Bits(5mm*2pcs 6mm*4pcs 8mm*2pcs 10mm*1pcs 12mm*1pcs)