One And A Quarter Inch Eight TPI Chuck Insert Adaptor For Insert Type Wood Lathe Chucks External M38 Three Point Five Thread Converts Spindle To One And A Quarter Inch Eight TPI For Nova Insert Type Chucks Easy Fit

Single-piece adaptor for insert-type chucks to 1-1/4 in 8TPI
✔️ Converts to 1-1/4 in 8TPI spindle with M38x3.5 OD

This compact adaptor lets you mount insert-type chucks on a lathe spindle that uses a 1-1/4" 8TPI thread, by providing the proper internal and external threading. It's ideal for woodturners who frequently swap chucks across different lathe setups without buying a new chuck.

✅ Adapts insert-type chucks to 1-1/4" 8TPI spindle
✅ Internal thread: 1-1/4-8; external: M38x3.5
✅ Material: 1045 high-tensile steel, precision machined
✅ Fits insert-type chucks only
✅ Includes full replacement 2-year warranty

💡 What is a chuck insert adaptor used for in wood turning?

A handy accessory that lets you reuse insert-type chucks on different lathe spindles by changing only the insert adaptor.

• It supports standard 1-1/4 in 8TPI spindle threads
• Maintains alignment and grip for safe turning
• Allows switching between different chuck setups without buying a new chuck