4Pcs Drill Bridge/Construction Reamer Bit Set 3/8 1/2 5/8 3/4 with 1/2 Shank HSS Taper Chucking Reamer Bit Tool for Steel Metal Wood Alloy Drilling Hole with Aluminum Box
- What it does: Heavy-duty high-speed steel bridge reamers,expand or align existing holes through mild steel, alloys, aluminum, wood, plastic, fiberglass, or any material of similar hardness prior to rivet or bolt installation, Deburring and trimming of holes in structural materials.
- Application: Especially for steel, metal, alloy aluminum, brass, plastic, iron, nickel, copper, cast iron and other structural materials.
- Design: Tapered point design allows reamer bits to enter irregular overlapping holes, aligning bolt holes.
- Includes: 3/8" (fits 3/8'' shank collets), 1/2", 5/8" and 3/4" (fits 1/2'' shank collets).
- Design: Tapered point design allows reamer bits to enter irregularly overlapping holes, aligning bolt holes.
- three symmetrically placed flats on shank provide a secure grip for portable power and air tools.