Since the cutting edge is X-shaped thinned, the cutting edge does not escape. And you can drill holes at the correct position. One-touch attachment to electric drills with a hexagonal shank. Ideal for drilling holes in stainless steel and iron. Hex Shank Cobalt Drill Set. Shank Size: 1/4 Hex Drill Size: 7.0,7.5,8.0,8.5,9.0, 10.0,10.5,11.0,12.0,13.0mm Length: 110mm. About Us: We are specialized store in Japanese Tool brand. This item is in the category “Home & Garden\Tools & Workshop Equipment\Power Tool & Air Tool Accessories\Drill Bits”. The seller is “ninja-tools” and is located in this country: JP. This item can be shipped worldwide.

• Country/Region of Manufacture: Japan
• Type: Drill Bit
• Brand: TOP