Dormer-Pramet

Spiral flute tap with chamfer form C with a 2-3xP plug lead, for Unified National Fine thread UNF 1/2 inch with 20 TPI and 3B class of fit with H3 pitch diameter limits, dimensions according to ANSI standard with 0.3670 inch shank and 0.2750 inch square drive, powder metallurgical HSS-E with bright finish and 45° helix angle for 2.5xD blind hole threading in free machining and plain carbon steel and wrought or cast aluminium

Package Quantity: 1

For complete technical specifications, cutting parameters, engineering data, and current availability across distribution centers, refer to the official Dormer-Pramet product page using the link below:

https://dormerpramet.com/p/5974662