SAE sizes: 1/4in.-1in. bolt diametersMade of high-grade stainless steel for corrosion-resistant durability
This time-saving tool is a combination bolt sizer, thread pitch gauge and bolt grade chart, as well as a complement to the Murray Tools Thread Repair System. The Tri-Gage tool accurately identifies bolt diameter, thread pitch and hardness, indicates wrench size for proper installation and selects correct size thread repair die to chase your threads clean. U.S.A. SAE Set: Yes, Material Type: Stainless steel
Brand: Murray Tools