... and tool accessories such as face milling cutter, carbide twist drill bits, carbide inserts(milling/turning), milling cutters, turning tool holders, ... collets, pull studs, boring cutters etc. 1.Carbide drill bits--our HOT products, we have different coatings for different grade ... shipping time is short. Any request on the carbide twist drill bits, please send me your inquiry details for quotation. I ...