The knife head is sharp and can be penetrated into stainless steel plates and steel plates with a hardness of about HV300 degrees
Deep thread, uniform tooth spacing stable force, good tightening strength
Specification
| Model number | 410 cross countersunk head drilling screws |
| Place of Origin | Chinese Mainland |
| Material | Stainless steel |
| Head shape | Countersunk head |
| Standard type | National standard |
| Category | Machine screw |
Production Process
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