ATORN SK40 collet chuck (DIN2080) ER40 (3-26 mm) A=80 mm

Application

For clamping tools with straight shank in ER collet chucks in accordance with DIN 6499.

Execution

• Alloyed case-hardening steel, core tensile strength at least 950 N/mm²
• Case-hardened HRc 60 ± 2 (HV 700 ± 50), hardness depth 0.8 mm ± 0.2 mm
• Taper angle tolerance quality < AT3 in accordance with DIN 7187 and DIN 2080
• Max. concentricity < 0.005 mm
• With ring groove and plastic edge protection ring on the pull stud
• Functional surfaces precision-ground, all other surfaces black-oxide
• With Balluff chip hole
• All ER16 collet chucks feature a hexagon nut

Advantage

• Precision cross-hatch pattern on the contact surface for maximum accuracy

Notes

The steep taper in accordance with DIN 2080 is used for conventional milling machines with manual tool changes and for drills. The tension is applied via the ring groove pin with internal clamping thread.

Delivery

1x ER collet chuck (DIN2080)