3 Review(s)

Diameters are 4mm, 5mm, 6mm, 8mm and 10mm. Size 5/32 , 3/16, 15/64, 5/16, 3/8 , material used hss with brazed carbide tip . Type is double flute conical tip for drilling in masonary, concrete, brickwall used with impact or hammer drill machines fitted with keyed or keyless 3way jaw chuck total length is 4mm drill 75 mm, 5mm drill , 85 mm, 6mm drill 100 mm, 8mm drill, 120 mm 10mm drill, 120 mm.