Feature:
4 pins for different tube sizes, remove tubes by inserting the pins into the tube and twisting. Specially designed grooves on the pins grap and remove the tubes with pressure is applied.
The various Torx style heads which come with this tool, offer a wide range of sizes for removal of most case Tudor & Rolex tubes.
Size: 13cm x 1.5cm x 1.5cm
4pcs different extra pins as following:  
Diameter : 2.55mm (Torx style)
Diameter : 2.80mm (Flat style)
Diameter : 2.95mm (Torx style)
Diameter : 3.18mm  (Flat style)

Package included:
1 x Watch Crown Tube Insert Remover with 4 Pins