... ODM welcom Weifeng Hardware & Tool Manufacture supply: four flute carbide end mill, bi-metal backsaw blade, high speed ... tap, ball nose, twist drill, HSS tool bits, PCD diamond insert, gear hob,....Carbide Fixed-point Drill Bits 1, Suitable for Mould ... .Order No.Outside Diameter(D)Shank Diameter(d)Flute Length(l)Overall Length(L)2D×2×4× ... 100L10102010012D×12×20×100L121220100 Carbide Fixed-point Drill Bits