Deep Hole Marker Drawing Note Number, providing precise and clear markings for deep holes and hard-to-reach areas, enhan

Product information:

Applicable industry: glass deep processing
Binder: metal alloy
Production process: sintering
Specifications: red pen, black pen, blue pen, orange pen, black core, red core, yellow core, yellow black core

Packing list:

Pen * 1/refill * 6/pen * 1+refill * 6