Made in Germany from alloy tool steel, these quality brad point bits feature the TwinLand flute design. This design provides for less chip burn, faster chip clearance and greater control. These bits should be all you need for most projects. Bits up to 20mm have shanks 3/8" or smaller. Bits larger than 20mm have 1/2" shanks. Click on any picture below for more information on the COLT TwinLand Brad Point bit that interests you.