3/16"-100 HSS 6 Flute Chatterless Countersink BoltsandNuts.com The firm but flexible cases

The firm but flexible cases are made out of a durable 3-layered material and won't break when dropped

Part Number DWRRSS1-1/4

Part Number DMS73-2120

Part Number D/ACO17/32

Internal Thread: 3/4"-10

3/16"-100 HSS 6 Flute Chatterless Countersink BoltsandNuts.com The firm but flexible casesProduct 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 DEWCHAT3 16 100 Size 3 16" 100 Material High Speed Steel Finish Uncoated (Bright) Body Diameter 3 16" Shank Type Round Countersink Angle 100 Shank Size 3 16" Length 1 1 2" Number of Flutes 6