Boring bar blank BT 30 - 40,5 - 160Application: 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

Surface roughness Ra < 0

- with mode

Plug Gauge Accuracy according to DIN 7162/7164

360° graduations for angular adjustment

The clamping screw incorporates a through hole

better chip evacuation

Warranty : 1 year in normal statement

Clamping positions: horizontal and and vertical

05mm / 1/128"

bei Ø 6 – Ø 32 mm = h229

- Longer-lived than standard collets

Made of precision ground hardened stainless steel