... , motorcycle parts, hardware tools, gears, chain wheels, and other machine attachments" quenching for parts or whole . ... pipes, braze welding. SmeltingGold, silver, copper, aluminous and other metal smelting,. Other fieldsHeat fitting in heat seal, ... Such as pliers, wrench, hammer, ax, screwdriver, scissors (gardening scissors) and the quenching;2, Various automotive, motorcycle accessories. Such ...