--- product_id: 369174477 title: "Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm" brand: "sainsmart" price: "113 zł" currency: PLN in_stock: true reviews_count: 5 category: "Sainsmart" url: https://www.desertcart.pl/products/369174477-genmitsu-7pcs-er11-spring-collet-set-for-cnc-engraving-milling store_origin: PL region: Poland --- # 0.01mm run-out tolerance 7 collets, 1-7mm range Hardened spring steel build Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm **Brand:** sainsmart **Price:** 113 zł **Availability:** ✅ In Stock ## Summary > ⚙️ Grip precision, mill perfection — don’t let your CNC run without it! ## Quick Answers - **What is this?** Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm by sainsmart - **How much does it cost?** 113 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/369174477-genmitsu-7pcs-er11-spring-collet-set-for-cnc-engraving-milling) ## Best For - sainsmart enthusiasts ## Why This Product - Trusted sainsmart brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Grip Mastery:** Experience flawless tool holding with 7 collets spanning 1mm to 7mm for ultimate versatility. - • **Seamless Compatibility:** Perfectly tailored for CNC milling, engraving, and lathe tools—upgrade your workflow with confidence. - • **Vibration-Free Operation:** Hardened and precision ground to minimize run-out to an ultra-tight 0.01mm, delivering smooth, accurate cuts every time. - • **Engineered for Excellence:** Crafted from formulated spring steel, ensuring durability and consistent performance under pressure. - • **Trusted by Pros Worldwide:** Join thousands of satisfied users who rely on SainSmart’s ER11 collets for professional-grade machining. ## Overview The SainSmart Genmitsu 7Pcs ER11 Spring Collet Set offers a comprehensive 1mm to 7mm gripping range, made from hardened spring steel for durability and precision. With an ultra-low 0.01mm run-out tolerance, it ensures vibration-free, accurate machining on CNC milling, engraving, and lathe tools. Trusted by professionals and rated 4.6 stars by 779 users, this set is a must-have for any serious maker aiming for flawless results. ## Description WHAT'S INCLUDED? 1 x Set (7Pcs ER11 Spring Collet Set) Review: Des pinces avec une très bonne géométrie, bon pincement et pas de faux rond. Assure un usinage sans vibrations et d'un bel état de surface. Review: CNC3018ProVER2で使用しています。 純正品という事もあり、安心できます。 使えないほど大きなフレも特にありませんでした。 着脱は多少硬いですが、コツを掴むと問題なくできるようになりました。 （下に傾けるだけでなく、傷をつけない柔らかい鉛筆などの棒で変形させないように押し出すと上手く取り外せる様になりました） ## Features - ➤7Pcs ER11 Collet Set Gripping Range: 1mm to 7mm (1mm, 2mm, 3mm, 4mm, 5mm, 6mm, 7mm) - ➤Made of formulated spring steel. - ➤Perfect for CNC milling lathe tool and work-holding engraving machine. To learn more about how to choose the right bits to meet your needs, please find the Comparison Chart (CNC Bits Buying Guide) at the Product Guides and Documents Section below. - ➤Hardened and precision ground. - ➤Run-out tolerance 0.01mm (0.0006") ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07P98CKMR | | ASIN | B07P98CKMR | | Best Sellers Rank | #46,591 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2 in Workholding Collets | | Brand Name | sainsmart | | Capacity | 7 Millimeters | | Compatible Devices | Milling Machine | | Customer Reviews | 4.6 4.6 out of 5 stars (779) | | Customer reviews | 4.6 4.6 out of 5 stars (779) | | Date First Available | 1 January 2024 | | Handle Type | wrench-tightened | | Included Components | 7Pcs ER11 Spring Collet Set | | Item Diameter | 1 Millimeters | | Item Weight | 0.06 Kilograms | | Item model number | ER11 | | Lock Type | Manual | | Manufacturer | SainSmart | | Manufacturer | SainSmart | | Manufacturer Part Number | ER11 | | Material Type | Spring Steel | | Model Number | ER11 | | Package Dimensions | 9.1 x 4.3 x 2.9 cm; 60 g | | Thread Size | 1 mm, 2 mm, 3 mm, 4 mm, 5 mm, 6 mm, 7 mm | ## Product Details - **Brand:** sainsmart - **Compatible devices:** Milling Machine - **Item diameter:** 1 Millimeters - **Item weight:** 0.06 Kilograms - **Material:** Spring Steel ## Images ![Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm - Image 1](https://m.media-amazon.com/images/I/61EnFMnjW6L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by B***K on 9 March 2025* Des pinces avec une très bonne géométrie, bon pincement et pas de faux rond. Assure un usinage sans vibrations et d'un bel état de surface. ### ⭐⭐⭐⭐⭐ Review *by と***や on 7 June 2024* CNC3018ProVER2で使用しています。 純正品という事もあり、安心できます。 使えないほど大きなフレも特にありませんでした。 着脱は多少硬いですが、コツを掴むと問題なくできるようになりました。 （下に傾けるだけでなく、傷をつけない柔らかい鉛筆などの棒で変形させないように押し出すと上手く取り外せる様になりました） ### ⭐⭐⭐⭐⭐ Review *by A***R on 26 January 2026* as described brilliant product. ## Frequently Bought Together - SainSmart Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm - Genmitsu 40pcs End Mills CNC Router Bits, 1/8" Shank CNC Cutter Milling Carving Bit Set Including 2-Flute Flat Nose & Ball Nose End Mill, Nano Blue Coat & Titanium Coat CNC Bits, MC40A - WSOOX CNC Spoilboard Surfacing Router Bit, 1/4 Inch Shank Slab Flattening Planing Bits 1'' Cutting Diameter Carbide Planer Bit Woodworking Router Tool --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/369174477-genmitsu-7pcs-er11-spring-collet-set-for-cnc-engraving-milling](https://www.desertcart.pl/products/369174477-genmitsu-7pcs-er11-spring-collet-set-for-cnc-engraving-milling) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-09*