Clarkson-Osborn

1/4"-28 NF +.005 HSS Blue Wizard® "Oversized" Spiral Point Machine Tap CT72804

HSS Designed to produce a 2B class of fit The +.005" oversize pitch diameter is primarily used for tapping parts that will be plated or heat treated after machining Spiral point forces the chips...

1/4"-28 NF Carbon Steel Hex Die Nut TA80304

Carbon steel These are not recommended for cutting new threads Hex dies are used for thread repair and maintenance applications, usually for rusty or damaged threads

1/4"-28 NF Carbon Steel Left Hand Hex Die Nut TA82304

Carbon steel Left hand thread These are not recommended for cutting new threads Hex dies are used for thread repair and maintenance applications, usually for rusty or damaged threads

1/4"-28 NF HSS Blue Merlin® Spiral Flute Machine Tap CT75704

HSS Designed to produce a 2B class of fit For general purpose applications Helix angle of 30° - 35° degrees depending on size Spiral flute taps are designed for blind hole applications and lift chips...

1/4"-28 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68316

HSS Designed to produce a 2B class of fit Longer overall length (4 - 6" depending on size) Available as a "pulley" style where the shank diameter is not reduced or an "extension" style with reduced...

1/4"-28 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68416

HSS Designed to produce a 2B class of fit Longer overall length (4 - 6" depending on size) Available as a "pulley" style where the shank diameter is not reduced or an "extension" style with reduced...

1/4"-28 NF HSS Blue Wizard® Spiral Point Machine Tap CT72504

HSS Designed to produce a 2B class of fit Spiral point forces the chips ahead of the tap - designed for through hole applications Suitable for various steels (up to 32Rc) and stainless steel Ferrous...

1/4"-28 NF HSS Bright Merlin® Spiral Flute Machine Tap CT75604

HSS Designed to produce a 2B class of fit (UNC/UNF) or 6H class of fit (Metric) For general purpose applications Helix angle of 30° - 35° degrees depending on size Spiral flute taps are designed for...

1/4"-28 NF HSS Bright Wizard® Spiral Point Machine Tap CT77504

HSS Designed to produce a 2B class of fit Spiral point forces the chips ahead of the tap - designed for through hole applications Bright finish for tapping a wide range of materials but best suited...

1/4"-28 NF HSS Extension Plug Hand Tap TA06116

HSS Plug chamfer Bright finish Available as a "pulley" style where the shank diameter is not reduced or as an "extension" style with reduced shank Extension taps provide additional length for longer...

1/4"-28 NF HSS Gold Wizard® Spiral Point Machine Tap CT79504

HSS Designed to produce a 2B class of fit (UNC/UNF) or 6H class of fit (Metric) Spiral point forces the chips ahead of the tap - designed for through hole applications Suitable for various steels (up...

1/4"-28 NF HSS Hex Die Nut TA81304

HSS These dies are suitable for cutting new threads Used for threading studs, bolts and rods that require external threads