1-1/4"-60 HSS 6 Flute Chatterless Countersink Quantity:1 They are Black and gold

They are Black and gold surface treated and the length between the chucking slot on the shank to the end of the shank is standard 3/8"

Part Number: Assortment Kit #2191141 Pieces

Part Number: 50X350DPSS

Flute Length 3"

Part Number: M20X140DPAPL

1-1/4"-60 HSS 6 Flute Chatterless Countersink Quantity:1 They are Black and goldProduct Description 6 Flute chatterless countersinks are designed to provide more metal removes than the 1,2,3 and 4 flute countersinks. They are also more effective on harder materials. Brand Drill America Part Number DEWCHAT1 1 4 60 Size 1 1 4" 60 Material High Speed Steel Finish Uncoated (Bright) Body Diameter 1 1 4" Shank Type Round Countersink Angle 60 Shank Size 3 4" Length 3 3 8" Number of Flutes 6