- Brand: RIDGID®Specifications: 1/4 in, 1/8 in ShankSuitable For Use With: Model R-4 Arbor Assembly and Model HC-450 Hole Cutting Tool
- RIDGID® Pilot Drill, For Use With: Model R-4 Arbor Assembly and Model HC-450 Hole Cutting Tool, 1/4 in, 1/8 in Shank