Taper Pin Reamers 1/16" 5/64" 3/32" 7/64" 1/8" 9/64" 5/32" 11/64" 3/16" 7/32" 1/4" 9/32" 5/16" 3/8" 13/32" 7/16" 1/2" 9/16" 5/8" 3/4" 7/8" 1" Taper Pin Reamer HSS straight shank flute square end tapered reamers British made Used for reaming tapered holes 1:48 taper to BS122