Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Bur Gauge by Grobet Sale $9.70 | / SKU 35-465 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Bur Gauge Swiss-made precision gauge of lightweight metal measures bur diameters in ISO sizes 005 to 045. Ruler on reverse side measures up to 50mm, in 1mm increments.