... OEM&ODM welcom Weifeng Hardware & Tool Manufacture supply: four flute carbide end mill, bi-metal backsaw blade, high speed cutter, ... tool bits, PCD diamond insert, gear hob,....Carbide Fixed-point Drill Bits 1, Suitable for Mould steel, Cast iron, Aluminum alloy, ... and Alloy steel processing. 2, Mainly for fixing point and chamfering before drilling the hole for the workpieces. We can supply standard ...