6-Piece Countersink Drill Bit Set, Countersink with Depth Stop, Countersink Wood Drill Bit with 1/4 Inch Hex Shank, Made of HSS-M2, Precise Drills, for Wood Processing-Quality Guarantee-Fast Shipping

Description

Size: the 6-piece countersunk drill set includes 4 different sizes: 2.8 x 8 mm, 3.2 x 8 mm, 3.5 x 10 mm, 4 x 10 mm (all with 3/8 inch 82° countersunk holes and 1/4 inch hex shanks) and a hex key

Material: countersunk drill wood is made of alloy with good cutting performance and wear resistance

Adjustable depth: drill countersink with depth stop, does not penetrate, improves work efficiency, adjustable countersink length, with a cross reference scale value to adjust the drilling length for different screw lengths. Increased smooth depth control ring effectively reduces surface damage.

Chip removal quick: the spiral edge of the recessed wood drill set quickly removes the chips on the outside of the hole, which effectively prevents the accumulation of dirt residues and thus prevents blockages

Widely used: countersunk drill wood set suitable for natural wood, chipboard, synthetic fibreboard, plywood and MDF. Note: For best results and smooth edges, countersinks with a low speed of approx. 200 rpm. Not recommended for metal and sheet steel