Feature:

1.This set is proudly made of classic high speed steel with excellent hardness of HRC 62-64, it offers superior cutting power, high durability, and good abrasion resistance.
2.Plug and Dowel Cutter Bits：Made of durable carbon steel material,used for drilling 1/4"(6mm), 3/8"(10mm) wood plugs to cover recessed screw holes or damage repair, and the drill bit large chip flute and screw plug cutters allows faster and easier discharge of sawdust.
3.Countersinks will drill the pilot hole and countersink or counter-bore the perfect sized hole for #5, #6, #8, #10, or #12 screws in one step. The heads of the screw flush with or slightly below the surface, ideal for plugs or dowel buttons.
4.The countersink angle is at 82 degrees which matches the 82-degree screws you would have in your workshop. The 1/4" hex shank can be used with power drills and quick-change chucks.
5.This countersink drill bit set designed for fast and adjustable counterbore and counter sink, easily to interchange in & out of the countersink part of the set. Suitable for DIY, home and small wood working project using, mainly for wood, fiberboard, particleboard, plywood, plastic, PVC, rubber, etc... A set of fully equipped woodworking tools are perfect for professional or beginners.

Package Included：
2×Wood Plug Cutter Drilling Tools
5×Countersink Drill Bit
5×replacement drill bits
1×wrench