EN
BN 20139 - WN 1423
Headform：Countersunk head
Drive：Hexalobular socket
Thread：fully threaded
Brand：QingSong®
Brandtype：QingSong®
Material：Steel
Material execution：heat-treated
Surface：zinc plated blue
Hardness：380 HV
- Parameter
Parameter
QingSong® - Flat countersunk head screws with hexalobular socket Torx® Steel - heat-treated - zinc plated blue
