Individual Replacement Pins - Class X Between .4061" - .5100" Pin Gage Sizes in 0.xxx1" increments Class X 2" Long 2 Microfinish or better Certificate of Accuracy included PLEASE SPECIFY PLUS OR MINUS WHEN ORDERING. PLUS (GO) tolerance = +0.00004" / -0.0000" MINUS (NO GO) tolerance = +0.0000" / -0.00004" After receipt of order we will email you to get exact size(s) of pin(s) needed. **$50 MINIMUM VERMONT PIN GAGE ORDER REQUIRED**