1" X 7" HSS Tool Bit Tekton They have a taper shank

They have a taper shank

6-point socket openings provide an exact fit and maximum contact with hex fasteners

3/8 inch drive to 1/2 inch or 1/4 inch drive

Part Number: 37C350PDEAZY

Diameter:25"

1" X 7" HSS Tool Bit Tekton They have a taper shankProduct Description Tool bits, available in styles A, B, C, D, and E, are essential cutting tools used in lathes and other machining operations. Each style is designed for specific cutting tasks, including turning, facing, and threading, providing versatility in metalworking. These tool bits ensure precision and durability in various machining applications. Brand Drill America Part Number DEWTBHS1INCH