ER-Precision collet chuck SK 40 - 2/20 - 70 | ER 32Application: For mounting straight shank tools in 2 m collets. Advantage: Excellent concentricity in the system (chuck + collet + clamping nut) 3 m radial run out with a 2 m clamping nut, 6 m radial run out with a 5 m clamping nut Extremely strong holding force (increases the holding power by at least 60% compared to standard ER chuck) Plain clamping nut without grooves for high speed machining

clamping depth = 41

Warranty cardInstruction manual

With ER-Mini-nut

prismatic base

Internal measurement jaws are rounded to provide accurate measurement of internal diameters

bei Ø 6 – Ø 32 mm = h229

6 stepped block pairs (12 pcs)

Suitable for tool arbor with polygonal shank (PSC) - ISO 26623-1

for clamping holders with coolant channels directly to the cutting edge

For machining centres with synchronous spindle

vice clamps

Operating Temperature : -10C~55C