Hex washer head drilling screw

 Hex washer head self drilling screws 

Drive:combimation, phillips, pozi, slotted;

Head:pan, countersunk wafer, hex washer, pan faming, bugle;

Diameter:6-14, 3.5-6.3;

Length:9.5-125mm;

Material:C1022;

Finish:zinc plated, zinc , yellow zinc;

Package:box, carton, bag, pallet;

Note:other specifications are according to your need;