L031 is made from cold rolled steel with hand inlayed copper bars. The Port is 5/16" 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 approximate, slight variations can occur with handmade bits.
L031 Loomis Shank with 5/16" Port and 3/8" Bars Correction
If for any reason you are dissatisfied with you product, you may return it up to 14 days after purchase for a full refund or exchange. Shipping not included.