End mill holder Weldon with cooling channels BT 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

Surface hardened HRC 58~60

For retaining screw DIN 6367

Clamping positions: horizontal

Hardened and grinded all around

The fine-adjustment allows the slider to be precisely positioned

and other hard to reach portions

4 and 5 mm only solid carbide tool shanks must be used

the coolant tube can be moved only to a minimum degree according to DIN (±1°)

- Stainless steel 1

Betthöhe H: 0

longer tool life

Measuring surfaces are carbide