MFR 90366UPC: 076683903662The popular Trim Pro system has been improved with the addition of a spring-loaded "universal" shell holder. The spring-loaded shell holder securely locks the case in alignment with the pilot and cutter. The trimmer is designed with .001" accuracy. Coarse and fine trim length adjustments. Fine adjustment bushing features .001" micrometer markings. The "universal" shell holder will accomodate case head diameters from .250" to .625" rims. Case fit os from the 5.7x28 to the long range .338 Lapua Magnum or heavy hitting .45-70 Government. The kit contains nine pilots: .22, .24, .25, .27, .28, .30, .35, .44 and .45.RCBS Limited Lifetime Warranty