ER-Collet chuck HSK 63 - 2/20 - 160 | ER 32Application: For mounting straight shank tools in collets. Delivery: With balanced clamping nut All holders are made of forged steel Specific, low warpage hardened Surface hardened HRC 58~60 Hardening depth 0,8mm~0,9mm Taper angle tolerance < AT 3 according to DIN 2080 Surface roughness Ra < 0,4 m Tensile strength in the core of min. 800 N mm after DIN All functional surfaces fine machined

Measuring surfaces are precision ground for accuracy

For highest axial and radial loading

For horizontal clamping of flat workpieces

low warpage hardened

- Honed collet boring

Easy to read face

Ø 125 mm with locks

- Parallelism to driver grooves < 0

Reduction for mounting tools with straightshank

U/min: 3000

In NC machines (machines without automatic tool changers)

20 mm only with reduction sleeve)