FTG USA Wood Countersink Drill Bit Set 6 Sizes Set Countersink HSS M2 Tapered Drill Bits, Quick Change Hex Shank Countersink bit, 2 Stop Collar, 1 Allen Wrench, Countersink Drill Bit for Woodworking

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About FTG USA Wood Countersink Drill Bit Set 6 Sizes Set

FTG Maximum Torque -Bits secured with Pin- 8 Piece Master Set Adjustable Wood Countersink feature the best tapered drill bits HSS M2 (Grade 6542) , by far the most popular High Speed Steel, with superior properties, including high toughness, wear resistance, and good cutting retention. Logo brand is laser printed on each countersink shank making it easier to differentiate this quality brand from others. Super sharp, very durable, easy to use, and built to perform well in both hard and soft woods- Countersink #4 Bit Diameter 7/64" (2,8mm) , counterbore size and plug size 3/8" -Countersink #6 Bit Diameter 9/64" (3,6mm) , counterbore size and plug size 3/8" -Countersink #8 Bit Diameter 11/64" (4,4mm) , counterbore size and plug size 3/8 inch - Countersink #10 Bit Diameter 3/16" (4.8mm), counterbore size and plug size 3/8" -Countersink #12 Bit Diameter 7/32" (5,6mm) , counterbore and plug size 1/2" - Countersink #14 Bit Diameter 1/4" (6.4 mm), counterbore and plug size 1/2". All of them have the shank size of 1/4 inch. Drill, countersink and counterbore in 1 step. Top quality material #45 Carbon Steel adjustable four-cutter counter bore, chamfer angle 82 degree, attachment that cuts fast and clears chips quickly for fast, smooth countersinking applications. The counterbore feature attaches flats on shank with 2 hex screws for a secure fit and can be adjusted for controlled pilot hole depth providing a clean finish for more polished final products. 1 Hex Key (Allen Wrench) and 2 adjustable depth stop collars are included. The larger depth stop collar (1/2") is to be used for countersinks #12 and #14 . The smaller depth stop (3/8") is used with countersinks #4, #6, #8, and #10. This product is Professionally manufactured in China at FTG USA specifications.