Arbor diameter: 40 mm; 
Spacer diameter: 55 mm;
Thickness: 20 mm

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

For use with ER collet chucks

Inside diameter: 27 mm;

Outside diameter: 48 mm;

Used with shell mill holders

Arbor diameter: 32 mm; 
Spacer diameter: 47 mm;
Thickness: 60 mm

Arbor diameter: 32 mm; 
Spacer diameter: 47 mm;
Thickness: 10 mm

Morse taper size: Morse 5, Morse 6;

Length: 265 mm

Arbor diameter: 50 mm; 
Spacer diameter: 69 mm;
Thickness: 2 mm

Arbor diameter: 50 mm; 
Spacer diameter: 69 mm;
Thickness: 20 mm

Arbor diameter: 22 mm; 
Spacer diameter: 34 mm;
Thickness: 3 mm

Arbor diameter: 27 mm; 
Spacer diameter: 41 mm;
Thickness: 10 mm

Arbor diameter: 27 mm; 
Spacer diameter: 41 mm;
Thickness: 30 mm

For use with ER collet chucks

Arbor diameter: 22 mm; 
Spacer diameter: 34 mm;
Thickness: 6 mm

Shell mill holder diameter: 27 mm;

Screw thread: M12;

Used with shell mill holders