material:C1022, 1022A
diameter:M3.5/M3.9/M4.2 /M4.8 or unstandard size
length:13mm-254mm
finish:black/grey phosphate, zinc plated
thread type:fine/twinfast thread, coarse thread
head type:bugle head
packing:1000pcs per box, or small packing as your request, or 25kg per carton
MOQ:one ton for each size
Usage:screw wood do much less damage to wood and are easier to remove and even be reused. More and more widely used in wood,instead of wood screw,metal,all kinds of board.