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Feature
No. 653G series has a starrett grade A, crystal pink granite base; Base is finished to an overall tolerance of 0.0001"
Description
'Comparator w/Granite Base, Base Size 8 W x 12 D x 2 H In., Overall Length 9 1/4 In., Upright Post Dia. 1.500 In., Snug Clamping, Construction Granite, Finish Polished, Features Vertical Capacity 9 1/4 In, Throat Depth 5 In, Sliding Ring w/Locking Screw, On/Off Switch, Includes Indicator Holding Attachment'