MNS y OPERATIONAL GUIDANCE FOR THE MNS...LB DRILL Drill Holding Drill Length Drill Installation Installation Tolerance Adjusting Screw A NG DC Thrust bearing type collet chuck holds the drill securely. A > DC x 1.5 Do not clamp on the flutes. Runout < .001″ Through Coolant Type Coolant Handling Thin Work Material Interrupted Cutting Spindle Through Coolant One Process Coolant Type Inducer Type 1) Small particles of swarf will jam in the oil hole of small Support OK diameter drills. Always use the Work Material zLower the feed a fine mesh filter as a when drilling the preventative measure. OK interrupted part. 2) Dirt and dust particles adhere to the oil in old Requires Prior coolant and prevent an Machining efficient flow. Regular coolant exchange is If Bending recommended. Occurs zSpot face with an end mill prior to Recommended coolant pressure: NG drilling. 70 - 1015 PSI (0.5 - 7MPa). Stepped Holes Burring and Work Material Chipping zDivide the machining into two processes. M xDrill the larger hole first. zLower the feed rate when breaking through. * Tools for chamfering and spot DRILLING facing can be produced to xAdd a chamfer. order. cChange the point angle. M137