2.75" x 39" SIG MODEL B17/1 COUNTER BORING BTA TYPE DEEP HOLE DRILLING MACHINE
30 HP, 3 Phase, 60 Cycle, 460 Volt Main Work Spindle Drive. 4 HP DC Servo Motor For Rapid Travels. (3) 10 HP Coolant/Lubrication Pump Motor. 1 HP Hydraulic Pump. Complete Electrical Controls.
This Drilling Machine Is Designed For Highly Accurate And Efficient Solid Drilling And Counter Boring, Using Tools With External Coolant Feed (BTA Style). Rotating Workpiece - Stationary Tool. Variable Feed Rates. Variable Spindle Speeds. Variable Coolant Pressure Coolant Filtration By Swarf Boxes And Magnetic Filter.
Hinged Typed Tool Steady With Interchangeable Guide Bushings. Tailstock Carriage With 14" Adjustment and Coolant Supply. Guide Support With Bushings. Drill Guide. Carriage With Internal Chip Box, Coolant Chip Return and Interchangeable Collets. Chip Guards.
Large Quantity Of Tooling Including 8" 3-Jaw Chuck. 10" 3-Jaw Chuck. Approximately (14) Drilling Tubes. Large Quantities Of Drill Guides, Rings And Bushings. Several Hundred BTA Type Tools (Most New In Boxes). Wrenches, Belts, Pulley And Hoses.
Drilling Range (Solids) .95" - 2.75"
Spindle Speed Range (Variable) 250-1250 RPM
Feed Rage Variable 0.015 - 11.8 IPM
Coolant Supply Rate (6) 8-66 GPM