Ideal Vacuum | ASA 6 Inch Blank Flange with O-Ring Groove, Not Bored, Not Rotatable, 11 in OD, 9.5 BCD, 0.81 in Hole Diameter, 8 Holes, 304 Stainless Steel
Gauges | SKF
Ring Grooves | Gagemaker
API Ring Groove Caliper - API Ring Groove Checker Manufacturer from Pune
Groove Gage Applications and ID-OD Measuring Solutions Repeatable Groove Gaging