Reason:1. The operator's manual operation is not accurate, and the manual operation number is incorrect.2. Tool clamping error.3. The blade on the thr...
Reason:1. The operator's manual operation is not accurate, and the manual operation number is incorrect.2. There are burrs around the mold.3. The cent...
Reason:1. The strength of the knife is not enough, too long or too small. Causes the tool to snap.2. Improper operation by the operator.3. The cutting...