
- Intergral collet spindle: ER20
- Quick change ASA and KH spindle types
                                                                                Type | 
                                                                        N/A Air Feed/Electric Rotation | 
                                                                                Motor Output | 
                                                                        N/A 1/4 HP | 
                                                                                No. of Poles (P) | 
                                                                        N/A 2 | 
                                                                                Aluminum Drill Size | 
                                                                        N/A 7/16 in11 mm | 
                                                                                Cast Iron Drill Size | 
                                                                        N/A 11/32 in8.5 mm | 
                                                                                Mild Steel Drill Size | 
                                                                        N/A 5/16 in8 mm | 
                                                                                Spindle RPM | 
                                                                        N/A 650 | 
                                                                                Ram Stroke | 
                                                                        N/A 3.15 in 80 mm | 
                                                                                Thrust | 
                                                                        N/A 119 kg264 lbs | 
                                                                                Spindle Taper | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          JT 33  | 
                                                    
                                                                                Weight | 
                                                                        N/A 15.97 kg 35.2 lbs | 
                                                                                Operating Air Pressure | 
                                                                        N/A 85 psi | 
                                                                                Air Consumption | 
                                                                        N/A 0.105 to 0.140 ft³/stroke | 
                                                                                Theoretical Spindle Torque | 
                                                                        N/A 2.02 ft.lbs2.74 N·m | 
                                                                                Drill Chuck Capacity | 
                                                                        N/A 1/2 in13 mm | 
                                                                                Unit Options | 
                                                                        N/A Economy Valve Block Peck Feed Spindle - ER, KH and ASA types Spindle and Body Air Purge | 
                                                                                Note | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                           1. Model selection from the chart above based on workpiece specifications, material hardness, diameter of hole and cutting speed.   |