Item: Vacuum brazed diamond drilling bits M14Thread Quantity: 11pcs Connection:M14 Thread Specification: Drill Bits: Diameter:6/6/8/25/35/50/68mm;Total length 60mm, Diamond height 10mm Diamond Milling Bit :Diameter:10mm; Total Length :65mm Chamfer Bit: Diameter: 50mm; Working Length:46mm; Total Length :55mm Application: A set of drilling, grinding, reaming and chamfering kit to meet the various needs of hole processing. Features: 1.Our diamond hole saws are toothed at the top to ensure sharp teeth and fast drilling speed. 2.Made of high quality base steel and diamond, combined with scientific ratios to create a steady increase in efficiency and long service life 3.Carrying case packing is easy to carry, multiple sizes of drill bits to meet different inner hole needs







