ER40 (472E) oversized class 2 (15-20µm)

Features: Oversized collet similar to DIN ISO 15488B class 2 (15-20µm run-out)

Application : For clamping tools with cylindrical shanks in ER chucks according to DIN ISO 15488 (formerly DIN 6499).

• For clamping up to a maximum of 0.1 mm below the nominal diameter
• Length L < DIN (shortened clamping length)
• Spring steel, hardened and ground