#1 QUICK SPIRAL TAPER PIN REAMER#1 QUICK SPIRAL TAPER PIN REAMER 5-110-020, .1447" DIA. OF SMALL END, .1798" DIA. OF LARGE END, 1-11/16" LOC, 2-15/16" OAL .1447" Small End Diameter, .1798" Large End Diameter, 1-11/16" Flute Length, 2-5/16" Overall Length. Quick spiral flute tapered pin reamers are built for machining on a production basis. Quick helical construction prevents chips from packing in flutes and reduces breakage. Free cutting action at high speeds produces a fine finish. These reamers create tapered holes for the use of tapered pins. They are tapered 1/4" per foot and are made of High Speed Steel material. The point of each reamer will enter hole reamed by next smaller size.
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