Starrett Feeler Gage Sets Starrett feeler gage sets deliver precision measurement for thickness applications across manufacturing, automotive, and maintenance operations. Crafted from tempered steel, these durable gages withstand repeated use while maintaining accuracy. Each set includes multiple blade thicknesses to accommodate various gap and clearance measurements. The hardened steel construction resists wear and corrosion, ensuring reliable performance in demanding shop environments. Ideal for valve clearances, bearing gaps, and general thickness verification. Trust Starrett's reputation for precision engineering and quality craftsmanship in every measurement task. Please select Feel Gage Set from Pulldown menu. Part # Range Notes # of Leaves 66 0.0015" - 0.025" Tempered Steel 26 66B 0.0015" - 0.035" Tempered Steel 31 66MA 0.05 - 1.00mm Tempered Steel 20 172A 0.0015" - 0.015" Tempered Steel 9 172E 0.002" - 0.015" 12" Long, Tempered 8 172ES 0.002" - 0.015" 12" Long, Stainless 8 173MA 0.03 - 0.50mm Tempered Steel 13 467 0.0015" - 0.200" Tempered Steel 13 467M 0.04 - 5.0mm Tempered Steel 13 467S 0.0015" - 0.200" 4.5" Long, Stainless 13