







⚙️ Master precision, own the craft — don’t let your CNC setup fall behind!
The SainSmart Genmitsu 7Pcs ER11 Spring Collet Set offers a versatile gripping range from 1mm to 7mm, made from hardened spring steel for durability. With an ultra-low 0.01mm run-out tolerance, it ensures high-precision performance for CNC milling, lathe, and engraving applications, packaged compactly for easy integration into any professional toolkit.




| Thread size | 1 mm, 2 mm, 3 mm, 4 mm, 5 mm, 6 mm, 7 mm |
| Capacity | 7 Millimeters |
| Included components | 7Pcs ER11 Spring Collet Set |
| Manufacturer | SainSmart |
| Part number | ER11 |
| Item Weight | 60 g |
| Package Dimensions | 9.1 x 4.3 x 2.9 cm; 60 g |
| Item model number | ER11 |
| Style | 1.0mm-7.0mm(7pcs) |
| Item Package Quantity | 1 |
| Cutting Diameter | 1 Millimeters |
| Batteries Included? | No |
| Batteries Required? | No |
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