Truthread Plug Thread Gauge (D/E) - UNF - Right Hand - 2B - No. 6x40 Insert Hardened steel construction for long

Hardened steel construction for long service life: Withstand daily use in demanding settings

Whether upgrading a production line

from hardened steels to titanium and nickel alloys—making this drill a dependable choice for precise micro-drilling in constrained applications

Optimized flute geometry and sharp cutting edges: Provides clean

Three-flute carbide design for smoother cuts: The 3-flute geometry enhances chip evacuation and reduces cutting forces

Truthread Plug Thread Gauge (D/E) - UNF - Right Hand - 2B - No. 6x40 Insert Hardened steel construction for longThe Truthread Plug Gauge (D E) UNF Right Hand 2B No. 6x40 is a compact, precision tool designed to verify the internal threads inside holes. It is built to cover common Unified thread standardsUNC, UNF, and UNEFmaking it ideal for machinists, quality inspectors, engineers, and hobbyists who need fast, reliable thread checks. Use it to confirm that drilled or threaded holes mate correctly with fasteners and to support consistent part quality across