... precision machining after heat treatment. ● Part Number: IR 5X8X12, IR 6X9X16, IR 10X14X13, IR 12X16X22, IR 22X28X17 ● Our Services: 1. Quick response to ... customer's inquiry and good communications. 2. High quality ... . 5. We have our own factory. 6. Customer's designs are welcomed, and be able to realize your idea ...