E-Z CHAMFER is perfect for starting a nut on a bolt or threaded bar, a button die or die nut on rod and a leading edge on timber dowel. It efficiently removes burrs and ridges from bolts, pipe, threaded rod, bar and dowels. Threads and burrs are sheared off creating the perfect chamfer for starting a nut or threading die. M2-HSS - High Speed Steel is a tungsten-molybdenum high speed steel with a well balanced composition suitable for a wide variety of applications. It is suitable for use on metals including: MILD STEEL - U.S. Grade 2 - Metric Grade 4.8 HARD STEEL - U.S. Grade 5 - Metric Grade 8.8 VERY HARD STEEL - U.S. Grade 8 - Metric Grade 10.9 STAINLESS STEEL - 300 Series SUPER HARD STEEL - U.S. Grade ASTM-A574 - Metric Grade 12.9 For best results, use a slow drill speed with medium pressure on most materials. Harder materials will require a higher feed pressure. USE AT LOW SPEED - MAXIMUM 800RPM. IMPACT DRIVERS WILL REDUCE TOOL LIFE E-Z CHAMFER (M2-HSS) recommended RPM according to size: 8-12mm (800RPM) 18-22mm (400RPM) 12-18mm (600RPM) WARNING: Cancer & Reproductive harm www.P65Warnings.ca.gov
