Description

Chuck for screw-in cutters ISO 7388-1 (DIN 69871), Form AD/B, SK 40, balancing quality: G 2.5 25000 min-1 Design: Made of alloy case-hardened steel, with a core tensile strength of approx. 950 N/mm² and a hardness depth of min. 0.5 mm. Taper according to DIN 254. Taper angle tolerance: AT3 Taper surface roughness: Ra < 0.001 mm Hardened 58 ± 2 HRC

Specifications

d12	13 mm
DIN	DIN 69871
d3	25,0 mm
M2	M8
~L1	119 mm