Round head square neck bolts with hex nut
BN 20147Round head square neck bolts with hex nut
BN 20147- 표준
- DIN 603 Mu ~UNI 5732 ~ČSN 021319
- Headform
- Round with square neck
- Thread
- partially threaded
- Material
- Steel
- Property class
- 4.6 / 4.8 (At manufacturer's option)
- Surface
- hot dip galvanized