Starrett Arbor A1 Size

Starrett arbors for use with hole saw. With a set screw within the body that allows for easy replacement of the pilot drill. Available in 3 types:A1 Arbor TypeStarrett arbor for hole saws 14mm to 30mm.Holds the hole saw in the drill chuck. Fits chuck size 9.5mm.The set screw in the body allows for easy replacement of the pilot drill.See A014C for replacement pilot drill.A2 Arbor TypeStarrett arbor for hole saws 32mm to 133mm.Holds the hole saw in the drill chuck. Fits chuck size 13mm.The set screw in the body allows for easy replacement of the pilot drill.See A014C for replacement pilot drill.A19 Oops Arbor TypeThe Oops arbor is a hole enlargement adaptor.Used with either the A1 A2 or A10 arbor types. You replace the pilot drill with the A19 'Oops' arbor.Allows two hole saws to be drilled into the same hole.Using one of the hole saws to line up the original hole and the second hole saw to enlarge it.

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