G.W Precision Tools India Pvt. Ltd supplies 4 in 1 Drill with H7 Tolerance. G.W Precision Tools India Pvt. Ltd also offers Auto components, valve bodies, drilling, hole milling, reaming, drill for cast iron& aluminum, twist drills etc.4 in 1 Drill with H7 Tolerance is utilized in cylinder block/ head, pump bodies, valve bodies and auto components. The 4 in 1 Drill with H7 Tolerance combines steps and chamfering for high speed cuttings, speeds and feeds. The 4 in 1 Drill with H7 Tolerance is available in standard and special designs and can be used with or without coating.