Chicago-latrobe 3G-OTH-211273 — Technical Specifications

The CHICAGO-LATROBE Spiral Flute Tap (5/16"-24 UNF) is an oversized spiral-flute tap with an H11 / 1B tolerance, 3 flutes, and a semi-bottoming chamfer (MPN 313583). We interpret your threading requirements, source this genuine OEM tool, and support your production across 14 industrial departments — with specialist depth in combustion, pumps, and controls as an authorised distributor.