... a professional manufacturer of Core Pins, Metric Core Pins, Punch, Punch Pins, Guide Pins, Dowel Pins, Parallel Pins, Guide Pillar, Guide ... line with the international standard.We can produce pins with diameter from 0.35mm to 12mm, ... standards or customers' own specification. high-precision gauge pins DIN 2269 date stamps blanking tools for the ... provide your own drawings. tungsten carbide punch dies