ASME B107.47M pdf download METAL CHISELS: SAFETY REQUREMENTS Handlesof anydesign and shall bemayinserted securelyinto the chiseland shall permitthechisel to be held over the work without exposingtheuser to personal injury. Handles shall withstand thetest specified in para,4.4.4. 4.1.4 All chisels and handles shall be free of nonfunctional sharp edges, points, and surface roughness thatcould inflict personal injury to the user when...