{"product_id":"nsk-espert-500-speed-reducer-4-1-torque-multiplier-erg-01b","title":"NSK Espert 500 Speed Reducer \/ 4:1 Torque Multiplier - ERG-01B","description":"\u003cp\u003eThe \u003cstrong\u003eNSK (Nakanishi) Espert 500 4:1 Speed Reducer\u003c\/strong\u003e (ERG-01B) attaches between your Espert 500 motor\nand any compatible attachment, reducing output speed to one-quarter while multiplying torque by four times.\nAt 40,000 RPM motor input, the tool tip output is 10,000 RPM with 4× the torque. Ideal for\ntapping, driving large grinding wheels, hard material cutting, and any application needing low-speed\nhigh-force performance.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpeed Reduction:\u003c\/strong\u003e 1\/4 (output = motor RPM ÷ 4)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTorque Multiplication:\u003c\/strong\u003e 4×\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax Input Speed:\u003c\/strong\u003e 40,000 RPM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 1.57\" | \u003cstrong\u003eDiameter:\u003c\/strong\u003e 0.88\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.29 oz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e NSK Espert 500 only\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Japan\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NSK","offers":[{"title":"Default Title","offer_id":52272159097134,"sku":"5102752","price":407.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0881\/2940\/5230\/files\/5102752.jpg?v=1783959911","url":"https:\/\/www.gesswein.com\/products\/nsk-espert-500-speed-reducer-4-1-torque-multiplier-erg-01b","provider":"Gesswein","version":"1.0","type":"link"}