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Blu-Mol Hex Shank Pin Drive Mandrel & Pilot Drill (1-1/4″ to 6″) 5546
Includes 3-1/4″ x 1/4″ pilot drill.
Fits Bi-Metal hole saws 1-1/4″ – 6″ in diameter. For cutting in stainless steel, hardened steel, cast iron, aluminium, brass, wood and plaster.