UPC 809009101301 is associated with product Ram Clutches 401 10.4 Diaphragm Type Pressure Plate , find 809009101301 barcode image, product images, UPC 809009101301 related product info and online shopping info Low drill pressure and increased use of water lubrication will extend the life of mounted point. Chamfered round shank provides easier clamping and stable working process. Mounted Point: Head diameter: 7mm / 0.28 (spherical diameter is about 1mm-1.5mm smaller than the head diameter.); shank diameter: 6mm / 0.24; grits: 100 (coarse grit); head shape: spherical, concave (the concave arc is smaller than a semicircle.). Lubricant Always use lubricant (water or cutting fluid) to cool the workpiece when the grinding bit is working. Easy to Use Can be used on bench drills, hand drills (not included here). Wide Applications: Suitable for polishing jade, amber, stone, beeswax, glass etc. Uxcell 7mm 100 Grits Diamond Mounted Point Spherical 1mm Diamond Drill Bit Uxcell Diamond Grinding Mounted Point, 19mm 100 Coarse Grits Spherical Diamond Bench Stone Electroplated Diamond Electroplated diamond has high hardness and good wear resistance. The recommended speed is 2000-3000 rpm/min, for general purpose grinding. Tips: Always use lubricant (water or cutting fluid) to cool the workpiece when the grinding bit is working. Uxcell 22mm 600 Fine Grits Diamond Mounted Point Spherical Concave Head... Easy to Use: Can be used on bench drills, hand drills (not included here). The recommended speed is 2000-3000 rpm/min, for general purpose grinding in wide ranges of applications. Wide Applications Suitable for polishing jade, amber, stone, beeswax, glass etc.