CNC-Drill chuck BT 40 - 0.5/8 - 78Application: For mounting tools with straight shanks. Delivery: 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

wrench and collets

without reduction

Ground on the inside and outside

Horizontal und vertikal aufspannbar

4021 x 20Cr13

- After mounting

without the illustrated cutting tools

ISO 7388-3 - Retention knobs

- Checking and setting the rotation angle position of machine spindles (M19 function - spindle stop in defi ned end position)

- Maximum concentricity <0

Adaptive interface machine direction (ADINTMS): BMT non-driven turret interface -size BT65A

longer tool life