End mill holder Weldon with cooling channels BT 40 - 40 - 120Application: 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

(applicable up to 21 bar)

Hardening depth 0

Coolant nozzles lockable for tools with internal coolant

E3= 12 pieces

For the coolant supply through the centre of  HSK toolholders

05mm / 1/128"

Clamping possible on both sides

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

Hinged mounting device for toolholders

Dragged-in prism

For mounting drill chucks

alloyed steel