JBO Thread Plug Gauge - UNF Go-No/Go - Left Hand - 2B - 1/4 x 28 End Mill Holders This slitting saw is engineered

This slitting saw is engineered to deliver clean

Carbide stub-length with through coolant: Designed to maintain edge integrity under load

Left-hand spiral flute with right-hand cutting: optimized for controlled chip clearance and smooth

Durable carbide construction: Hard carbide resists wear

3 mm Diameter

JBO Thread Plug Gauge - UNF Go-No/Go - Left Hand - 2B - 1/4 x 28 End Mill Holders This slitting saw is engineeredThe JBO Thread Plug Gauge is a precision tool designed to quickly verify UNF threads, specifically the left hand variant of 1 4 x 28, with a 2B tolerance. Its ideal for inspectors, machinists, and quality teams across manufacturing, automotive, and aerospace environments, helping you confirm threaded holes meet universal standards and are ready for use in critical assemblies. Go No Go quick checks: The simple go no go design lets you instantly