End mill holder Weldon with cooling channels SK 40 - 18 - 63Application: For mounting straight shank tools with lateral flat according to DIN 1835 form B (Weldon). Delivery: With clamping screw and O ring 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

- display of absolute measuring value or percentage clamping force in relation to reference value

Hardened and grinded all around

Execution:

break-proof and impact-resistant ABS plastic

Clamping accuracy at the centre 0

Positive clamping due to penetration of the hardened claw tips

cross head retaining screw and cylinder head retaining screw for cutters with central coolant

clamping depth l2 = max

with IC DIN 6499 B (ISO 15488 B)ER-system

Extremely strong holding force (increases the holding power by at least 60% compared to standard ER chuck)

right angularity: 0

no adhesion occurs and the tool