8G x 31mm (1-1/4") Pocket Hole screws ideal for 19mm thick materials
#8 x 31mm(1 1/4'')..Round washer head Zinc screw . Qty 500
.Thread Lo-Root. Mainly used with pocket hole jig for softwoods 19mm thick. This is an extension of the Pan head, the head has a washer formed under the head to give a larger bearing area to minimise the screw sinking into the surface and give larger adjustment on slotted holes. The standard finish is "Lube" which has a bronze/Grey colour. The colour of the screw comes from the heat treatment after which a dry wax is applied to prevent corrosion and ease driving.
#2 is the driver bit size for #8 and #10 gauge screws.
This is a RED colour coded bit or hand driver. Power driver