1-3/16" HSS Taper Shank Spiral Flute Chucking Reamer Quantity:1 The keys are made from

The keys are made from 8660 nickel chromium molybdenum steel that's heat-treated to 54–58 HRC

Partial/Full Threads: Full

Part Number DWDDL18X27/32

The included rails securely grip the bits so they can't fall out

1-3/16" HSS Taper Shank Spiral Flute Chucking Reamer Quantity:1 The keys are made fromProduct Description High Speed Steel Chucking Reamers are designed for accurate reaming in most materials using all types of equipment including screw machines, turret lathes, drill presses, and machining centers. They are regularly pointed with a 45 chamfer. The straight flute design is recommended for most general purpose reaming. The right hand spiral flute reamer has the smooth, chatter free action necessary for fine finishes. It is recommended