Unbreakable™ Handle Brass Sledge Hammer, 6 lb, 16 in L ORS NASCO Patented "no roll" design is easy Patented "no roll" design is easy to handle and fit Contoured shape comfortably matches contours of the ear canal Built in insertion stem makes insertion quick and easy Smooth [Nom] 5 in Face Type Spiral Hardness Grade Medium Hazmat NO Jan San Catalog NO Prop 65 NO Quarterly Flier NO Roughness Grade Medium Special Order NO Speed [Max] 10000 rpm Stock Status In Stock Thread TPI or Pitch 5 8 in 11 UNSPSC 31191500 Welding Catalog NO Wt Non sparking brass head for safe use near combustible materials Non marring brass head helps absorb impact and reduce work damage Patented Unbreakable Technology steel core eliminates breaking during overstrikes Ergonomic Handle is shaped and thickened for improved comfort and less vibration Non Slip Grip vulcanized rubber handle for secure grip while striking