Acrow ER2021 – ER20 Spring Collet (Ø2–1 mm Range, DIN6499) 175 Piece Mini Blade Car Fuse helping maintain calibration stability and

helping maintain calibration stability and measurement repeatability

Long Tool Life – Cobalt alloy construction ensures superior wear resistance under load

Specifically configured for a 3

or with a stainless steel top

Acrow ER2021 – ER20 Spring Collet (Ø2–1 mm Range, DIN6499) 175 Piece Mini Blade Car Fuse helping maintain calibration stability andAcrow ER2021 ER20 Spring Collet (21 mm Range, DIN6499) The Acrow ER2021 is a precision ER20 Spring Collet engineered for clamping micro diameter tools within the 21 mm range. Manufactured to the DIN6499 standard, this collet provides exceptional concentricity, stable clamping force, and reliable performance for delicate milling, drilling, engraving, and CNC machining tasks. Constructed from high grade hardened spring steel, it ensures durability and