Rougher is -.009 thou, unless noted.
Items that are in stock will ship within 7 days. If not in stock, this item is custom made to order.
Constructed of M-42 high speed steel, these reamers feature removable pilots for perfect cuts every time. Reamer quickly reams chamber and 1/2" forcing cone into any shotgun barrel. Features a 3/8" square drive shaft for use with tap wrench or extension. Made to SAAMI Specifications for standardized shotshells.
NOTE: All PTG Reamers and Cutting Tools are designed to work with petroleum-based lubricant. Water-based lubricant can give acceptable results, however the life of the tool will be reduced. For best results use petroleum-based lubricant.