Yakamoz Micro 0.3-4mm JTO Taper Mounted Drill Chuck and Wrench with Chuck Key for Lathe Electric Drill

Feature:
Made of high quality metal, wear resistant and anti-impact.
Polishing surface features anti-oxidative, waterproof and anti-corrosion.
Fine and strict workmanship ensures its long service life.
This JTO Chuck is quipped with chuck key to adjust the chuck for proper tightness.
This JTO Taper Mounted Drill Chuck Set is Applicable for lathe, electric drill, milling machine, etc.

Specification:
Material: Metal
Clamping Range: 0.3-4mm
Outer Diameter: 21.5mm/0.85in
Brass Base Size: Length: 20mm/0.79in
Hole Diameter: 3.175mm/0.13in

Package Included:
1 x JTO Chuck
1 x Chuck Key
1 x Brass Base
1 x Small Wrench