WoodOwl 1-3/8" Auger Bit Drill 18" Length, 02818 Brand~WoodOwl~OverDrive Bits which means you will need

which means you will need a backing plate specific to your lathe's spindle to mount it

Maximum Pressure: 3

Reversible Joints: Features reversible joints and adjustable jaw precision screw bits for two types of functions on both internal and external retaining rings

Easy to read analog scale window

WoodOwl 1-3/8" Auger Bit Drill 18" Length, 02818 Brand~WoodOwl~OverDrive Bits which means you will need1 3 8" diameter 18" Length High grade carbon steel Precision ground edges Heat treated and hardened Cut nails without damage to edges Burr free lead screw pulls bit into the work Concentric along length of the bit eliminates "walk" 7 16" quick change shank