Stamping Parts, Connector, Bracket, Springs 1.Any Sheetmetal is available in our factory 2. ... 17 years specilized in various hardware punching parts, automatic hardware lathes/CNC lathe parts,stamping parts, extrusion parts, springs, metal label,cases , shrapnel etc ... demands. Salt Spray Test 2.5D Spring Test Machine Stamping Parts, Connector, Bracket, Springs