Changzhou Hongjian Tools Co., Ltd.  

Product Name: Wholesale Tungsten Carbide Spot Drills for Harden metal Model NO.: spot drill Usage: metal Drilling Material: Tungsten Carbide Type: Spot Drill Length: Jobber-length Standard: BIN Customized: Non-Customized Application: metal Process Usage: metal-Cutting CNC Machine Tools Movement Method: Point to Point Control Control Method: Closed-Loop Control Numerical Control: CNC/Mnc Processing Precision: