GREG DARNALL LOOMIS SHANK WITH 5/16"PORT AND 3/8' BARS BITCORRECTION C
This Greg Darnall bit is made from cold rolled steel with hand inlayed cooper bars. The Port is 5/16th" Diameter and the Bars are 3/8" Diameter. The Shank length is 8", the Mouthpiece width is 5", the port opening is 1" and the height of the port is 1 3/4". All measurements are approxiamate, slight variations can occur with handmade bits.