Boring bar blank HSK 63 - 80 - 250Application: For the manufacturing of special tools. Note: Cone and flange hardened and grinded. Soft body for later processing. 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

Further information on the articles included can be found under the respective article number

For machining centres without synchronous spindle

low warpage hardened

Only nominal size d can be clamped (applicable up to 120 bar)

Warranty card

Clamping range h6 (nominal size only)

206 x 56 x 24

For mounting screw-in cutters with thread

With balanced clamping nut All holders are made of forged steel

A complete certificate of calibration traceable to the N

For horizontal and vertical clamping of round and flat workpieces