JBO Thread Plug Gauge - UNC Go-No/Go - Left Hand - 2B - 7/8 x 9 End Mill Holders this reamer is ideal for

this reamer is ideal for finishing holes to ISO H5 tolerance in a range of materials

005 mm): Tight size control on every reamer ensures consistent hole dimensions across batches for reliable fits in precision work

Featuring the Automatic Precision Universal (APU) system and a B16 shank

Flute direction: Left-hand spiral flute to assist chip evacuation during reaming

JBO Thread Plug Gauge - UNC Go-No/Go - Left Hand - 2B - 7/8 x 9 End Mill Holders this reamer is ideal forJBO Thread Plug Gauge is a precision tool crafted to verify left hand Unified Coarse (UNC) internal threads with exacting accuracy. Ideal for manufacturers, automotive shops, and aerospace facilities, this go no go gauge delivers fast, reliable checks to confirm holes meet the intended thread standards. Sized for a 7 89 UNC thread and built to a 2B tolerance, it helps ensure proper fit and dependable performance in critical assemblies. Go No Go quick