... as pliers, wrenches, hammers, axes, screwdrivers, scissors (gardening shears) and so the quenching;2, various automotive, motorcycle accessories. Such as ... 5, various hardware metal parts, machining parts. Such as axle and gear (sprocket), cam, chuck, fixture, etc. quenching;6 ... metal heating process, thus realize high-efficient and fast heating and bring the advantages of the product into full ...