ER11 Collet Chuck Set, 12Pcs Spring Collets for CNC Milling, Engraving Machines and Lathe Tools - Alloy Steel with Wear Resistance, Wide Application for Precise Workholding

Item Type: ColletMaterial: Alloy steelSize: Approx.0.4mm / 0.02in, 0.5mm / 0.0197in, 0.6mm / 0.024in, 0.7mm / 0.03in, 0.8mm / 0.031in, 0.9mm / 0.04in, 1mm / 0.0394in, 1.1mm / 0.043in, 1.2mm / 0.05in, 1.3mm / 0.051in, 1.4mm / 0.06in, 1.5mm / 0.059inPackage List：12 x Collet12 x Storage Boxes

• [Durable Alloy Steel]: Crafted from high-strength alloy steel, these ER11 collets offer excellent wear resistance, resistance, and high temperature durability for long-lasting use.
• [ Ground]: Featuring internal and external fine grinding, the collet chuck provides superior accuracy and smooth slot positioning, enhancing your CNC milling and engraving .
• [Heat Treated Strength]: Heat treatment and cold drawing hardening give these spring collets outstanding strength, flexibility, and fatigue resistance to withstand rigorous machining tasks.
• [Concave Dust Protection]: The front concave design prevents dust infiltration during operation, ensuring stable mechanical performance and extending tool lifespan.
• [Versatile Sizes Included]: This set contains 12 sizes ranging from 0.4mm to 1.5mm, for various CNC, engraving, and lathe tool applications requiring precise workholding solutions.