Quick change tapping chuck BT 40 - M5-M22 - Gr.2Application: For the chucking of quick change adaptors for taps. 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

KEMMLER Precision collet chuck ER or standard collet chuck Spannfutter ISO 15488 (ex

3 µm radial run-out with a 2 µm clamping nut

System concentricity and repetition accuracy 3 µm (3×D

prismatic base

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

For mounting straight-shank tools in collet chucks DIN 6391

Resolution: 30"/0

- Wooden box

in conjunction with „KEMMLER Precision collet chuck ER"

- Clamping positions: horizontal

For machining centres with synchronous spindle

- in case/box