EN
BN 20139 - WN 1423
Headform：Countersunk head
Drive：Hexalobular socket
Thread: ganap na sinulid
Brand：QingSong®
Brandtype：QingSong®
Materyal: Bakal
Pagpapatupad ng materyal: ginagamot sa init
Ibabaw: zinc plated blue
Katigasan：380 HV
- Parametro
Parametro
QingSong® - Flat countersunk head screws na may hexalobular socket Torx® Steel - heat-treated - zinc plated blue
