1PC High Precision Drill Chuck Key 3.17mm Brass Mini Electric Motor Shaft Clamping 0.3-4mm Jt0 Taper

Features:

Type:Mini Electric Motor Shaft
Material: Brass
Match the motor shaft Diameter:3.17mm
3.17mm Brass Mini Electric Motor Shaft Clamp Drill Chuck for 0.3mm-4mm Drill.
Drill Clamp JT0 Connection Rod Connect Motor Drill for 3.17mm Motor Shaft.
3.17mm Shaft Coupling Motor Connector BRASS.
Close-fitting with 3.17mm motor shaft

Specification :
Color:as picture show
Material:High-carbon steel
Outer diameter: 21.5mm
Taper: 2 degrees 49 minutes 24.7 seconds
Work with 0.3mm-4mm( 0.01" - 0.16") Drill,
The maximum clamping: 4.2mm.
Connection size: JT0 (inner hole diameter is 6 mm)
JT0 taper the biggest end of diameter: 6.350mm
JT0 taper The smallest end of diameter: 5.800mm

Notice:
Due to the different monitor and light effect,the actual color maybe a slight different from the picture color.

Package Includes:
  1pcs×Drill Chuncks and 1×Wrench.