Slotted cheese head machine screws
BN 20239Slotted cheese head machine screws
BN 20239- 표준
- DIN 84 A (Standard withdrawn) ~ISO 1207 ~UNI 6107 ~ČSN 021131
- Headform
- Cylindrical
- Drive
- Slot
- Thread
- fully threaded
- Material
- Steel
- Property class
- 4.8
- Surface
- zinc plated with thick layer passivation