Arbor diameter: 27 mm; 
Spacer diameter: 41 mm;
Thickness: 6 mm

Wrench for ER25 nuts;

Length: 210 mm

Arbor diameter: 16 mm; 
Spacer diameter: 27 mm;
Thickness: 6 mm

Wrench for ER50 nuts;

Length: 230 mm

Arbor diameter: 40 mm; 
Spacer diameter: 55 mm;
Thickness: 10 mm

Wrench for ER40 nuts;

Length: 290 mm

For use with ER collet chucks

Morse taper size: Morse 5, Morse 6;

Length: 265 mm

Wrench for ER25 nuts;

Length: 168 mm

Arbor diameter: 27 mm; 
Spacer diameter: 41 mm;
Thickness: 2 mm

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

Arbor diameter: 16 mm; 
Spacer diameter: 27 mm;
Thickness: 2 mm

Shell mill holder diameter: 22 mm;

Screw thread: M10;

Used with shell mill holders

Arbor diameter: 40 mm; 
Spacer diameter: 55 mm;
Thickness: 2 mm

Shell mill holder diameter: 40 mm;

Screw thread: M20;

Used with shell mill holders