

Normal Machine Screw Dies
1/3
Machine Screw Thread Rolling Dies
According to the threads, the commonly used machine screw thread rolling die can be divided into:
-
Metric thread (M, MJ)
-
American thread (UNC, UNF, UNEF, UNR, UNS, UNJC, UNJF)
-
British Whitworth Thread (BSW, BSF)
-
British Association Thread (BA)
-
Trapezoidal thread (30 degree or 29 degree)
-
Bicycle Thread (BC)
-
Sewing Machine Thread (SM)
Above Machine screw dies with RROC, we have our own intellectual property rights patents.

