--- product_id: 116844328 title: "SainSmart Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm" brand: "sainsmart" price: "¥7732" currency: JPY in_stock: true category: "Sain Smart" url: https://www.desertcart.jp/products/116844328-sainsmart-genmitsu-7pcs-er11-spring-collet-set-for-cnc-engraving store_origin: JP region: Japan --- # Ultra-low 0.01mm run-out tolerance 1.0mm-7.0mm gripping range Hardened, precision ground spring steel SainSmart Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm **Brand:** sainsmart **Price:** ¥7732 **Availability:** ✅ In Stock ## Summary > ⚙️ Master your craft with precision that speaks volumes! ## Quick Answers - **What is this?** SainSmart Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm by sainsmart - **How much does it cost?** ¥7732 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/116844328-sainsmart-genmitsu-7pcs-er11-spring-collet-set-for-cnc-engraving) ## 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 - • **Trusted by Pros:** Highly rated with 4.5 stars from 800+ users—join the community of precision-driven makers. - • **Micron-Level Accuracy:** Run-out tolerance of just 0.01mm ensures flawless tool holding and superior finish quality. - • **Seamless Compatibility:** Optimized for CNC milling machines and workholding engraving tools to elevate your workflow. - • **Engineered for Durability:** Crafted from formulated spring steel, hardened and precision ground for long-lasting performance. - • **Precision Fit for Every Job:** 7-piece collet set covers 1mm to 7mm for versatile CNC milling and engraving. ## Overview The SainSmart Genmitsu 7Pcs ER11 Spring Collet Set offers a comprehensive 1mm to 7mm gripping range, made from hardened, precision-ground spring steel. Designed for CNC milling and engraving, it delivers exceptional accuracy with a minimal 0.01mm run-out tolerance, ensuring reliable, professional-grade tool holding trusted by hundreds of users. ## Description WHAT'S INCLUDED? 1 x Set (7Pcs ER11 Spring Collet Set) ## 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 | | Best Sellers Rank | #296,700 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #31 in Workholding Collets | | Brand Name | SainSmart | | Capacity | 7 millimeters | | Compatible Devices | CNC Milling Machine, CNC Workholding | | Customer Reviews | 4.5 4.5 out of 5 stars (807) | | Handle Type | abschließbar | | Included Components | 7Pcs ER11 Spring Collet Set | | Item Diameter | 7 Millimeters | | Item Weight | 0.06 Kilograms | | Lock Type | Manuell | | Manufacturer | SainSmart | | Manufacturer Part Number | ER11 | | Material Type | Formulated spring steel | | Model Number | ER11 | | Thread Size | 1/8 inch (3.37mm) | ## Product Details - **Brand:** SainSmart - **Compatible Devices:** CNC Milling Machine, CNC Workholding - **Item Diameter:** 7 Millimeters - **Item Weight:** 0.06 Kilograms - **Material:** Formulated spring steel ## Images ![SainSmart 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) ![SainSmart Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm - Image 2](https://m.media-amazon.com/images/I/61fJ9XAHhQL.jpg) ![SainSmart Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm - Image 3](https://m.media-amazon.com/images/I/61fnfy1seHL.jpg) ![SainSmart Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm - Image 4](https://m.media-amazon.com/images/I/61Z9P7uWWgL.jpg) ![SainSmart Genmitsu 7Pcs ER11 Spring Collet Set for CNC Engraving Milling Lathe Tool 1.0mm-7.0mm - Image 5](https://m.media-amazon.com/images/I/61qNpnRMEgL.jpg) ## 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.jp/products/116844328-sainsmart-genmitsu-7pcs-er11-spring-collet-set-for-cnc-engraving](https://www.desertcart.jp/products/116844328-sainsmart-genmitsu-7pcs-er11-spring-collet-set-for-cnc-engraving) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-21*