MMC from datum features does not add to the tolerance, it provides datum shift the was a hard gage with stab pins allows the part to "wiggle" on the datum locator pins and I'm thinking it will only use the datum shift if it is needed
MMC from datum features does not add to the tolerance, it provides datum shift the was a hard gage with stab pins allows the part to "wiggle" on the datum locator pins and I'm thinking it will only use the datum shift if it is needed