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 TCL -Self-customisation

-Self-customisation

Enough to heat a large area up to 1200 sqft/112 sqm

ranging from 1/2" to 2" in length

plus two fireproof metal snaps

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 TCL -Self-customisationBrand: SZRKRLA Features: 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: