{"product_id":"digital-bobbin-case-tension-gauge-by-towa-with-l-a","title":"Digital Bobbin Case Tension Gauge By Towa With L And M Style Inserts Ready To Compare With TM-1 L Style And TM-3 M Style Includes TM-501 Small Bobbin Insert And TM-502 Jumbo Insert Compact Pro Grade Tension Tester For Sewing Machines","description":"\u003cdiv\u003eDigital Bobbin Tension Gauge with L \u0026amp; M Insert Sets\u003cbr\u003e\n✔️ Compact tension tester with TM-501 small \u0026amp; TM-502 jumbo inserts \u003cp\u003eThis digital bobbin case tension gauge from Towa is a compact tester that measures both bobbin-case thread tension and upper-thread tension. With L and M style inserts included (TM-501 for small bobbins, TM-502 for jumbo), it helps sewers and machine operators dial in precise tension before sewing, improving stitch consistency across projects.\u003c\/p\u003e \u003cp\u003e✅ L and M style inserts included: TM-501 for small bobbins and TM-502 for jumbo bobbins\u003cbr\u003e✅ Measures tension of bobbin-case and upper thread in one unit\u003cbr\u003e✅ LED display provides easy reading on a compact, pro-grade tension tester\u003cbr\u003e✅ Battery powered (3 AAA; not included) for portable use\u003cbr\u003e✅ Ready to compare with TM-1 L Style and TM-3 M Style units\u003cbr\u003e✅ Color: Dtm-a1+tm-501+tm-502\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a bobbin tension gauge used for?\u003c\/p\u003e\n\u003cp\u003eIt helps set and verify thread tension for bobbin cases and upper threads.\u003c\/p\u003e\n- Standardizes stitch tension across bobbin and top thread\n- Presets tension for L-style and M-style inserts\n- Reduces need for pre-test runs and stitching variance\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49136325984491,"sku":"VXB07YV1R71G","price":242.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61BiFtF5KNL.jpg?v=1785643181","url":"https:\/\/vxb.com\/products\/digital-bobbin-case-tension-gauge-by-towa-with-l-a","provider":"VXB Bearings","version":"1.0","type":"link"}