#4 HSS Helical Flute Taper Pin Reamer BoltsandNuts.com with open slots that guide

with open slots that guide each tool into place

Recreation

Part Number DEWA4033

Tap Drill Size 37

#4 HSS Helical Flute Taper Pin Reamer BoltsandNuts.com with open slots that guideProduct Description Tapered reamers turn a straight hole into a tapered hole into which standard taper pins will fit. The straight flute and spiral flute reamers are generally used by hand while the helical flute is designed for machine use. The square on the shanks of the straight and spiral fluted are suitable for holding in a tap wrench or vise. The straight flute taper pin reamer is recommended for most materials. The spiral flute taper pin reamer