Comparison : Item # WCRT32.50F5, Trigon Positive with Hole and Counterbore, thickness 0.173 / 0.179 in
Item # WCRT32.51F5, Trigon Positive with Hole and Counterbore, thickness 0.173 / 0.179 in
Item # WCRT32.52F5, Trigon Positive with Hole and Counterbore, thickness 0.173 / 0.179 in
Item # DWG#U-5027, Trigon Positive with Hole and Counterbore, thickness 0.202 / 0.206 in
Item # WCRX070404, Trigon Positive with Hole and Counterbore, thickness 0.163 / 0.167 in