Dophee 4Pcs Countersink Drill Bit Set ustable 1/4inch Hex Shank Power Tools and HSS Quick Change Drill Bit Woodworking Chamfer Tool #6#10#13#16

• 【High Quality Material】Countersink Drill Bit made fromool steel for durable and repeatable performance with easily replaceable HSS (High Speed Steel) drill bits.
• 【Unique Designed】Unique designed steel countersinking and counterboring pilot hole to allow a suitably sized plug to be fitted over the screw-head
• 【Function】can drill the screw holes and keep on the same axis,after screw in screw£¬nut below the board!
• 【Widely Use】Great for wood openings, reaming, chamfering, screw head and so on.Suitable for wooden planks, plywood, aluminum board, fiberboard, particle board, plastic, PVC board and other various soft material chamfer.
• 【Dimension】6# 3mm (0.118 inch) x 70mm(L) 10# 3.5mm (0.138 inch) x 75mm(L) 13# 4mm (0.157 inch) x 90mm(L) 16# 4.5mm (0.177 inch) x 94mm(L) Shank: 2.5mm dia hex shank.

FEATURE: -Countersink ensures head is sub-flush and neat. For use in quick chuck drill tools. -Countersunk drill with hexagonal handle for wood working:the tip of the drill fixed with a pin is closely linked to the stem and is not easily loose, which will make the simplest drilling process anyway Package List: 4 * Drill Bits 1 * Hex Shank