Features:

1. Type: Hexagonal coupling.
2. Material: brass.
3. Inner diameter: 3 mm.
4. Total length: 18 mm.
5. Hexagonal edge to edge Distance : 8 mm
6. Hexagonal length: 10 mm
7. Weight: 6.5 gm

Specifications: 

1. Material : Mild Steel.
2. Outside diameter : 47 mm.
3. Inside diameter : 6 mm.
4. Hole PCD : 35 mm.
5. Dia of Holes : 5 mm x 6 nos.
6. Net weight : 80 gm.

Specifications:

1. Material: Aluminum.
2. Max. Speed: 20000 RPM
3. Rated Torque: 1.5 N-m
4. Bore Diameter d1: 8mm.
5. Bore Diameter d2: 8mm.