... 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 ... , shipping time is short. Any request on the carbide twist drill bits, please send me your inquiry details for quotation ...