BB 2250 Boring Bar 2 ¼” Portable Boring Bar from MACTECH adds versatility to our extensive Boring Bar line Hydraulic Electric or Pneumatic Drive: Boring Capacity to 16”+ Facing Capacity to 18”+ BB 2250 Boring Bar Prime Uses: Saves time and money repairing equipment in place BB 2250 Boring Bar Technical Specifications: Boring Capacity to 16”+ Facing Capacity to 18”+