Overview Reviews Product Description HSS BSW (British Standard Whitworth) is similar to UNC but differs in that the thread form for a BSW is 55° vs. the 60° for UNC BSF (British Standard Fine) is a finer pitch series, also with a 55° degree thread form BA (British Association) is a metric thread system devised by the British for small screws used in components with a thread form of 47 ½° 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 1/4"-20 BSW Flute length 19mm Overall length 66mm Package quantity/sold as each 1 Product Reviews Write a Review Write a Review × Clarkson-Osborn 1/4"-20 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81016 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *
Clarkson-Osborn | sku: CLK CT81116 1/4"-20 BSW HSS Bright Wizard® Spiral Point Machine Tap CT81116 MSRP: Now: $26.45 Add to Cart Clarkson-Osborn | sku: CLK CT81064 1"-8 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81064 MSRP: Now: $194.77 Add to Cart Clarkson-Osborn | sku: CLK CT81048 3/4"-10 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81048 MSRP: Now: $117.97 Add to Cart Clarkson-Osborn | sku: CLK CT81032 1/2"-12 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81032 MSRP: Now: $52.88 Add to Cart
Clarkson-Osborn | sku: CLK CT81064 1"-8 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81064 MSRP: Now: $194.77 Add to Cart Clarkson-Osborn | sku: CLK CT81048 3/4"-10 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81048 MSRP: Now: $117.97 Add to Cart Clarkson-Osborn | sku: CLK CT81032 1/2"-12 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81032 MSRP: Now: $52.88 Add to Cart
Clarkson-Osborn | sku: CLK CT81048 3/4"-10 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81048 MSRP: Now: $117.97 Add to Cart Clarkson-Osborn | sku: CLK CT81032 1/2"-12 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81032 MSRP: Now: $52.88 Add to Cart
Clarkson-Osborn | sku: CLK CT81032 1/2"-12 BSW HSS Blue Wizard® Spiral Point Machine Tap CT81032 MSRP: Now: $52.88 Add to Cart