Vaughan Nylon Face Hammer 58414 2 lb 12 Inch (1 3 4 In Replaceable Threaded Head American Hickory Handle Non Marring Surface Striking Tool) 10" and self tapping fasteners using 975 and self tapping fasteners using 975 in lbs of maximum torque 7 lbs Dust Management Integrated Wet Cutting Water Feed (OSHA Table 1 Compliant) Pro Tip: Connect a pressurized water feed bottle to the integrated brass inlet and dial the valve knob just until a steady mist covers the 9 inch blade vibration reduced kinetic strikes during high precision fabrication Serrated Zinc Alloy Head Construction: Chrome plated zinc alloy head features internal serrations that lock threaded nylon faces tightly under repeated vibration