philips bugle head drywall screw
1.philips bugle head
2.coarse thread or fine thread
3.C1018~C1022 hardened steel
4.surface:black phosphated(but you can choose zinc,yellow zinc,gray phosphated)
5.packing:small box packing(1000pcs/box then put in carton),
bulk packing(25kg/ctn) DIY packing
6. size: lengh
M3.5(#6), 13~65
M3.9(#7) 25~75
M4.2(#8) 25~127
M4.8(#10) 25~152[...]