4Pcs Hss Countersink Drill Bit Set Screw Woodworking Chamfer W/ Wrench & Screw

Features: * brand new and high quality *Specially designed steel counterbore or counterbore guide hole. *The depth of the counter bushing can be adjusted using an wrench. *The standard hexagon handle can be replaced quickly. *Drills and countersunk heads are used for wood screws no need to replace the drill bit. *Just loosen and tighten the fixing screws you can adjust the drilling length of screws of various lengths. Specifications: *Material: YG8 alloy blade on the head 45# carbon steel valve body plastic sprayed surface *Color: As Pictures Show *Product size: As Pictures Show *Specifications.1: 2.8mmX8mm 3.0mmX8mm 3.5mmX8mm 4mmX8mm *Specifications.2: 2.8mmX10mm 3.0mmX10mm 3.5mmX10mm 4mmX10mm *Usage: Used for countersinking and opening holes in wood and aluminum alloy screws *Quantity: 4 Package Contents: 4pcs countersink drill (with wrench and screw) Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.