... than 20 years experience. 1,Name:Stainless steel handle with thread;Stainess steel handle;Handle with thread 2,For the similar handle,what ... plating black oxide coating,hot dip galvanizing,etc Flame plating Light oil,spray coating,electrophoretic coating,etc Polishing Grinding and polishing ... is machined hardware fastener ,especially the cutting/turning parts. Stainless steel handle with thread