Ampco H 3FG Ball Peen Hammer Fiberglass, Aluminum Bronze, 24 oz Head Wt, 14 in Overall Lg, Ribbed Grip 93386A454 Refineries Refineries QQ B 654a BAg 5 Application General Purpose Filler for Steel and Copper Alloys Brazing Range (F) 1225 to 1370 Type Flux Coated Container Tube Material Safety Silv 45 Flux Coated Alloy Type High Silver AWS Classification BAg 5 Finish Coating Flux Coated Silver Content 45 % Flux Application Flux Not Required Alloy Form Rod Fluidity Rating 6 Independently Tested and Found to Pose No Risk in MRI Environments Head Material Aluminum Bronze Tether Style Tether Capable Standards ASTM A342 this hammer delivers reliable performance in metalworking and maintenance tasks where safety and longevity are paramount