{"product_id":"somta-1-2-bspf-carbon-steel-parallel-pipe-taper-tap","title":"Somta 1\/2\" BSPF Carbon Steel Parallel Pipe Taper Tap","description":"\u003cp\u003eThe Somta Series 907 1\/2\" BSPF Taper Tap is manufactured from high-quality carbon steel and is designed for the initial stage of hand tapping British Standard Pipe Parallel (BSPF) threads in through and blind holes. The taper lead provides a gradual cutting action, making thread starting easier while reducing cutting forces and improving alignment.\u003c\/p\u003e\n\u003cp\u003eManufactured to BS 949:1951 standards, this right-hand tap features a 55° Whitworth thread form and straight flutes for dependable chip control during manual threading operations. The taper tap is intended to produce the first stage of the thread, preparing the hole for subsequent intermediate and bottoming taps when a complete thread form is required. :contentReference[oaicite:0]{index=0}\u003c\/p\u003e\n\u003cp\u003eKey Features \u0026amp; Benefits\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePremium carbon steel construction\u003c\/li\u003e\n\u003cli\u003eTaper tap for easy thread starting and reduced cutting loads\u003c\/li\u003e\n\u003cli\u003eDesigned for BSPF (British Standard Pipe Parallel) threads\u003c\/li\u003e\n\u003cli\u003eSuitable for through and blind hole hand tapping\u003c\/li\u003e\n\u003cli\u003eManufactured to BS 949:1951 standards\u003c\/li\u003e\n\u003cli\u003e55° Whitworth thread profile\u003c\/li\u003e\n\u003cli\u003eStraight flute design for reliable chip evacuation\u003c\/li\u003e\n\u003cli\u003eRight-hand cutting direction\u003c\/li\u003e\n\u003cli\u003eIdeal for thread cleaning and thread preparation\u003c\/li\u003e\n\u003cli\u003eSuitable for carbon steels up to Zone 5 materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTechnical Specifications\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Somta\u003c\/li\u003e\n\u003cli\u003eSeries: 907\u003c\/li\u003e\n\u003cli\u003ePart Number: 9071271\u003c\/li\u003e\n\u003cli\u003eTool Type: BSPF Taper Tap\u003c\/li\u003e\n\u003cli\u003eThread Size: 1\/2\"\u003c\/li\u003e\n\u003cli\u003eThread Standard: BSPF (British Standard Pipe Parallel)\u003c\/li\u003e\n\u003cli\u003eNominal Diameter: 20.955mm\u003c\/li\u003e\n\u003cli\u003eThreads per Inch (TPI): 14\u003c\/li\u003e\n\u003cli\u003eOverall Length (l1): 79.4mm\u003c\/li\u003e\n\u003cli\u003eThread Length (l2): 34.9mm\u003c\/li\u003e\n\u003cli\u003eShank Diameter (d1): 17.4mm\u003c\/li\u003e\n\u003cli\u003eSquare Size (a): 13.1mm\u003c\/li\u003e\n\u003cli\u003eThread Form: 55° Whitworth\u003c\/li\u003e\n\u003cli\u003eFlute Style: Straight Flute\u003c\/li\u003e\n\u003cli\u003eCutting Direction: Right Hand\u003c\/li\u003e\n\u003cli\u003eMaterial: Carbon Steel\u003c\/li\u003e\n\u003cli\u003eStandard: BS 949:1951\u003c\/li\u003e\n\u003cli\u003eApplication: Initial hand tapping of BSPF internal threads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSomta Series 907 BSPF Taper Taps are trusted by machinists and maintenance professionals for their precision and dependable performance. The 9071271 1\/2\" BSPF Taper Tap provides smooth thread starting and accurate preparation for producing high-quality British Standard Pipe threads.\u003c\/p\u003e","brand":"SOMTA","offers":[{"title":"Default Title","offer_id":52618543661343,"sku":"9071271","price":22.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0050\/2484\/1799\/files\/somta-taps-somta-1-2-bspf-carbon-steel-parallel-pipe-taper-tap-7448726747213-1244605183.png?v=1781660208","url":"https:\/\/twineagleimports.co.uk\/products\/somta-1-2-bspf-carbon-steel-parallel-pipe-taper-tap","provider":"Twin Eagle Imports ","version":"1.0","type":"link"}