Extension bar DR:1/2",3/8",1/4" material:carbon steel ... with or without sticker,PE bag,box,carton DHT001 Extension bar Verified Information This information is Verified by Bureau Veritas and ... 5.0 Acceptable Puncher 250T, 80T 6 5.0 Acceptable CNC lathe CA6140A, CK6140-S, HD-850XKD 7 3.0 ... 2.Melting 3.Forging 4.Tempering 5.Pressing 6.CNC lathing 7.CNC machining 8.Polishing 9.Grinding 10.Shot blasting 11 ...