11 Pieces 4, 6, 8, 10,12 Sets of 14Inch HighSpeed Steel

[One of the best] Most popular countersink drill bits set for wood. Bits secured with pin Never Come Loose from shank; Tapered drill bit HSS M2 (Grade 6542), by far the best High Speed Steel, for its high toughness, wear resistance, and good edge retention; 4 #45 Carbon Steel; featuring 5 Piece countersink #4 (7/64 inch), #6 (9/64 inch), #8 (11/64 inch), #10 (3/16 inch), #12 (7/32 inch).
[Counter Bore]Adjustable 4-flute counter bore, chamfer angle 82 degree, cuts and clears chips quicker for fast, smooth countersinking; the countersink works effortlessly even after many uses; it makes clean and consistent tapered holes for screws without the need of a stop collar.
[Tapered Drill] pointed tip with widened design for drilling fast, clean pilot holes and ensures tight fit for screws.Easier to locate the hole and the drill.
[Adjusted] counter bore attaches to shank with 2 hex screws can be adjusted for controlled pilot hole depth; Drill, countersink and counterbore in 1 step; the countersink providing superior speed and clean finish.
[Universal Fit]Universal 1/4 inch hex shank prevents slipping in standard chucks and is compatible with all 1/4 inch quick-change chucks, including impact drills of for dewalt, for ,for Black&Decker and so on; Hex Key (Hex Wrench) included.

Colour: black + silver
Material: high speed steel + high carbon steel

Package Contents:
5 * Chamfering device
5 * Drill
1 * Hex wrench

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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