Can be used to drill hole in glass, tile and ceramic.Should be used with a electric drill, here is not included.Attention: The Hinge Boring Bit is used on bench drill or drill machine. Hand drill or electric drill is not recommended.Product Name : Glass Hole SawHole Diameter : 85mm/3.3"Material : Metal, Diamond ParticlesColor : Silver ToneShank Size : 24mm x 10mm/ 0.94" x 0.39" (L*D)Total Length : 54mm/2.1"Package Content : 1 x 85mm Glass Hole SawNote:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.
