FORTIS Insert sleeve JISB6339AD form D BT40/MK4

Spacer sleeve, BT 40

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 to DIN 254.

Taper angle tolerance: AT3
Taper surface roughness: Ra < 0.001 mm
Bore tolerance: H5
Hardened: 58 ± 2 HRC

Application: To mount tools with Morse taper shank and tangs.