FTG USA Countersink Drill Bit Set 6 Pc Countersink Drill Bit #4#6#8#10#12#14 Tapered Drill Bits for Woodworking with Improved Countersink Connection Drill Bit to Hex Shank Without Pin, 1 Hex Wrench

FTG Maximum Torque Version 2.0 with Improved Connection drill bit to hex shank, Without a pin features 6 Piece Set Adjustable Wood Countersink with the best tapered drill bits 3rd Party Tested 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) , counter-bore size and plug size 3/8" -Countersink #6 Bit Diameter 9/64" (3,6mm) , counter-bore size and plug size 3/8" -Countersink #8 Bit Diameter 11/64" (4,4mm) , counter-bore size and plug size 3/8 inch - Countersink #10 Bit Diameter 3/16" (4.8mm), counter-bore size and plug size 3/8" -Countersink #12 Bit Diameter 7/32" (5,6mm) , counter-bore and plug size 1/2" Countersink #14 1/4" (6.2mm), counter-bore and plug size 1/2". All of them have the shank size of 1/4 inch. Drill, countersink, and counter-bore 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 counter-bore 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 (1/8" Allen Wrench). This product is designed in New Jersey, and Professionally manufactured in China at FTG USA specifications. Packaging set design protected by US Copyright Office.