{"product_id":"3-4-spiral-flute-hand-expansion-reamer_dwrrhdes3-4","title":"3\/4\" Spiral Flute Hand Expansion Reamer | HSS | DWRRHDES3\/4","description":"\u003cdiv\u003e\n\u003cp\u003e3\/4 inch Spiral Flute Hand Expansion Reamer is a precision hand tool designed to enlarge prepared holes with tight tolerances for metal components. Constructed from High Speed Steel, this reamer delivers a controlled cut with predictable chip removal and a clean bore finish during manual operation.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDiameter\u003c\/b\u003e: 3\/4 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial grade\u003c\/b\u003e: High Speed Steel\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eSpiral flute geometry\u003c\/b\u003e: facilitates efficient chip evacuation and provides a stable cutting path during manual reaming, reducing dwell and chatter.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHand expansion capability\u003c\/b\u003e: enables incremental hole enlargement to final size with repeatable tolerance, supporting precise fits for pins and bushings.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCutting material\u003c\/b\u003e: High Speed Steel for wear resistance and extended tool life when reaming metallic workpieces such as steel and cast iron.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish quality\u003c\/b\u003e: produces a smooth bore surface suitable for precision assemblies when used with proper drill sizing and alignment.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: ideal for pre-drilled holes in gear housings, bearing housings, valve bodies, and alignment holes for mechanical assemblies in machine shops and maintenance operations.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eUsage guidance\u003c\/b\u003e: operate with steady, perpendicular feed to maintain hole circularity and final size accuracy during manual reaming.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53059075834135,"sku":"DWRRHDES3\/4","price":157.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/Group_10.webp?v=1778202979","url":"https:\/\/mutualscrew.com\/products\/3-4-spiral-flute-hand-expansion-reamer_dwrrhdes3-4","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}