Shell mill holder diameter: 27 mm;

Screw thread: M12;

Used with shell mill holders

Shell mill holder diameter: 32 mm;

Screw thread: M16;

Used with shell mill holders

Shell mill holder diameter: 40 mm;

Screw thread: M20;

Used with shell mill holders

For use with ER collet chucks

Inside diameter: 32 mm;

Outside diameter: 58 mm;

Used with shell mill holders

Morse taper size: Morse 1, Morse 2;

Length: 140 mm

Used with shell mill holders;

Shell mill holder diameter: 13 mm

Arbor diameter: 50 mm; 
Spacer diameter: 68 mm;
Thickness: 1 mm

For use with ER collet chucks

Arbor diameter: 22 mm; 
Spacer diameter: 34 mm;
Thickness: 20 mm

Arbor diameter: 40 mm; 
Spacer diameter: 55 mm;
Thickness: 100 mm

Wrench for ER50 nuts;

Length: 230 mm

Used with shell mill holders;

Shell mill holder diameter: 32 mm

Arbor diameter: 16 mm; 
Spacer diameter: 27 mm;
Thickness: 20 mm

Arbor diameter: 32 mm; 
Spacer diameter: 47 mm;
Thickness: 2 mm