H-type straight body punch, A-type secondary punch, edge forming punch, K-type sprouting punch, B-type guide punch, A-type sub mother punch, punch, concave die, bushing, high-speed steel round bar, ultrafine tungsten steel round bar, powder high-speed steel round bar, floating pin, floating pin, stop screw, positioning pin (fixed pin), contour sleeve, guide pillar, guide sleeve, precision chromium plated guide pillar, precision copper titanium alloy guide sleeve, self-lubricating guide sleeve, inner guide pillar component Sliding guide pillar component for mold base, ball guide pillar component for mold base, detachable ball guide pillar component, outer guide pillar component, steel ball sleeve (holder), independent guide pillar, hexagonal screw, contour screw, etc.
