WoodOwl 1/2" Screw Point Spur Ship Auger Drill Bit 24" Length, 06105 Tuckpoint Blades it is Recommend to Grind

it is Recommend to Grind The Rivet Head

Removes Damaged Fasteners: Dealing with a stripped or rusted bolt

and efficiency

Designed for precise NPT thread cutting

WoodOwl 1/2" Screw Point Spur Ship Auger Drill Bit 24" Length, 06105 Tuckpoint Blades it is Recommend to GrindTwist design for clean chip removal Strong heat treated, tempered high carbon steel Steel ship spur auger bit with screw point Precision edge for fast cutting Burr free lead screw for easy starts and quick pull through Outlining spur for clean and fast cuts Concentric and balanced Impact rated shanks for added durability and versatility Diameter: 1 2" Overall Length: 24"