Brassthumb screw for Simple Hollowing System, or any of the Simple Woodturning Tools handles.

This thumb screw will fit anything with 1/4-20 threads.

Features:

• 1/4-20 x .50" long threads
  
• .700" OD
• 1.063" Overall Length
• Knurled section: .32"
• Material: Solid 360 Brass
• CNC Machined in Ramsey, MN