Reserve not met No Image Lot 33 Starret 14" Sigma Bench Top Optical Comparator Model HE400 with Quadra-Check 2000 X-Y Prog DRO. Incl 33Starret 14" Sigma Bench Top Optical Comparator Model HE400 with Quadra-Check 2000 X-Y Prog DRO. Incl Aaron Industrial Solutions Starret 14" Sigma Bench Top Optical Comparator Model HE400 with Quadra-Check 2000 X-Y Prog DRO. Includes Work Table Add to watchlist Timed