Overview Reviews Product Description 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 shank 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 oxide surface treatment increases wear resistance, improves chip flow and reduces chip welding The ferrous oxide surface treatment also enables the tap to absorb the lubricant / cutting fluid Clarkson Osborn Catalog Product Videos Custom Field Size 1/2"-20 NF Flute length 1-21/32" Overall length 6" Package quantity/sold as each 1 Product Reviews Write a Review Write a Review × Clarkson-Osborn 1/2"-20 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68332 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *
Clarkson-Osborn | sku: CLK CT72508 1/2"-20 NF HSS Blue Wizard® Spiral Point Machine Tap CT72508 MSRP: Now: $26.40 Add to Cart Clarkson-Osborn | sku: CLK CT68328 7/16"-20 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68328 MSRP: Now: $120.82 Add to Cart Clarkson-Osborn | sku: CLK CT68416 1/4"-28 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68416 MSRP: Now: $77.58 Add to Cart Clarkson-Osborn | sku: CLK CT68410 #10-32 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68410 MSRP: Now: $84.94 Add to Cart
Clarkson-Osborn | sku: CLK CT68328 7/16"-20 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68328 MSRP: Now: $120.82 Add to Cart Clarkson-Osborn | sku: CLK CT68416 1/4"-28 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68416 MSRP: Now: $77.58 Add to Cart Clarkson-Osborn | sku: CLK CT68410 #10-32 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68410 MSRP: Now: $84.94 Add to Cart
Clarkson-Osborn | sku: CLK CT68416 1/4"-28 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68416 MSRP: Now: $77.58 Add to Cart Clarkson-Osborn | sku: CLK CT68410 #10-32 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68410 MSRP: Now: $84.94 Add to Cart
Clarkson-Osborn | sku: CLK CT68410 #10-32 NF HSS Blue Wizard® Extension Spiral Point Machine Tap CT68410 MSRP: Now: $84.94 Add to Cart