{"product_id":"top-tier-nt40-er20-tool-holder-made-from-tough-20c","title":"Top Tier NT40 ER20 Tool Holder Made From Tough 20CrMnTi Steel For CNC Milling With Super Precision And Durable Performance For Heavy Duty Lathe Work","description":"\u003cdiv\u003eNT40 ER20 Tool Holder High Precision CNC Milling Support\u003cbr\u003e\n✔️ 20CrMnTi Steel NT40 ISO40 HRC55+ Hardness 0.005mm Precision Spec \u003cp\u003eSecure your milling equipment with this precision mounted holder. Ideal for grinders and lathe setups needing steady support under load.\u003c\/p\u003e ✅ Hardness exceeds fifty five degrees rochwell c scale\n✅ Fits collets ranging from er eleven up through forty four\n✅ True roundness maintains point zero zero zero five mm tolerance\u003cbr\u003e \u003cp\u003e💡 Why does my tool holder lose accuracy during heavy cuts?\nRunout issues stem from poor contact surfaces or wear.\n- Check spindle taper condition for debris or oil residues\n- Use quality collets rated for the specific load type\n- Inspect thread engagement before tightening the nut\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49191682343147,"sku":"VXB0GR8ZSJD3","price":153.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/31J9zvUweKL.jpg?v=1786386577","url":"https:\/\/vxb.com\/products\/top-tier-nt40-er20-tool-holder-made-from-tough-20c","provider":"VXB Bearings","version":"1.0","type":"link"}