4294303081/ DRILL COLLET;- 25 ER RANGE 6- 7 MM. MAKE- KTA, OR ITS EQUIVALENT ACCEPTABLE. NOTE; VENDOR MU, Q3, 1340000801/ TOOL POST EXTERNAL GRINDER WITH INTERNAL, GRINDING ATTACHEMENT COMPLETE WITH ELECTRICAL 3, 4115139213/ AIRTECH MAKE DIA. 200 X 3 JAW POWER, OPERATED WEDGE TYPE OPEN CENTRE CHUCK WITH ONE SET, O