Description:

Accuracy: 0.002".. Self-tightening keyless feature, heavy duty drill replaces for JT33 Mount. It Could NOT Fit MT33 Drill Press. This is a new keyless chuck for larger drill presses, hold very well, The Approx 0.001" runout at the shank was tested again and again before sealed in the factory package. However, This can be used as a common household machine tool, It could NOT play the Role as a Highest-precision instrument manufacturing..