Dumore Series 28 automatic feed drills, or self feed drills, are available in cost saving kits designed to meet the most common applications and installations.
Drill & Tapping Kit For both drilling and tapping applications. Includes the automatic feed drill & tapping unit, reversing drill & tapping motor and tapping control panel. The motor automatically reverses for withdrawal after tapping, up to 16 cycles per minute. Drill Kit For drilling applications. Includes the automatic feed drill & tapping unit, non-reversing drill motor (choose either the single phase or 3-phase option) and hydraulic feed control. Drill Kit For Vertical Applications For vertical drilling applications. Includes the automatic feed drill & tapping unit, non-reversing drill motor (choose either the single phase or 3-phase option), hydraulic feed control and vertical mounting hardware.
Series 28 automatic feed drills and tappers have a drilling capacity of 3/8" diameter (mild steel), tapping capacity of 1/2" diameter (mild steel), and are capable of drilling and tapping class 2 threads ranging from 4-40 to 1/2-13 threads per inch.
These self feed drills accept multiple spindle drill heads and have a low air consumption requirement of 5 scfm or less. No mechanical parts – gears, clutches or lead screws – are required, eliminating the major cause of problems in ordinary tapping machines.