3/8"DIA. -10"U. L. -12"O. L. , Made in: Germany, Dimensions: 15. 25 X 1. 85 X 1. Weight: 0. 25. Wear mark indicator for measuring the diameter of holes to ANSi specification

• Strong core: Tapered core for bit strength and maximum durability, especially when drilling deep holes
• Aggressive material removal: Two stage flute design with variable helix pattern allows for efficient debris removal
• Clean, round holes: Two sharp cutting edges for true holes
• Wear mark indicator: For accurate diameter of holes