기능 원리
For fastening thin plates and sheets in place
KN 4 - Round head grooved pins
BN 893KN 4 - Round head grooved pins
BN 893- 표준
- DIN 1476 (Standard withdrawn) ~ISO 8746 ~UNI 7591 ~ČSN 022190
- Headform
- Round
- Material
- Steel
- Surface
- zinc plated blue