Description
Spindle Thread Adaptor 3/4″ x 16tpi TPI Female to M33 X 3.5mm Male
Convert your lathe from 3/4″ x 16tpi to M33 x 3.5mm to allow the continued use of all your woodturning accessories.

| Adaptor Type | Lathe Headstock Thread Size | Scroll Chuck Thread Size | Internal Thread Length |
External Thread Length |
Stock Ref. |
| Insert | 3/4″ x 16tpi | 1″ x 8tpi | 32mm | 22mm | VIPER2#IN |
| Insert | 3/4″ x 16tpi | M33 x 3.5 | 32mm | 22mm | VIPERID |
| Insert | 3/4″ x 10tpi | M33 x 3.5 | 35mm | 32mm | VIPERIK |
| Insert | 1″ x 8tpi | M33 x 3.5 | 32mm | 22mm | VIPERIA |
| Insert | 1″ x 10tpi | M33 x 3.5 | 32mm | 22mm | VIPERIF |
| Insert | 1″ x 12tpi | M33 x 3.5 | 32mm | 22mm | VIPERIG |
| Exert | 1.1/8″ x 12tpi | M33 x 3.5 | 33mm | 29mm | VIPERIM |
| Exert | 1.1/4″ x 8tpi | M33 x 3.5 | 34mm | 29mm | VIPERIE |
| Exert | 1.1/2″ x 6tpi | M33 x 3.5 | 45mm | 29mm | OBSOLETE
|
| Insert | M18 x 2.5mm | M33 x 3.5 | 32mm | 22mm | VIPERIH |
| Insert | M20 x 2.0mm | M33 x 3.5 | 32mm | 22mm | VIPERII |
| Insert | M25 x 2.0mm | M33 x 3.5 | 32mm | 32mm | VIPERIJ |
| Exert | M30 x 3.5mm | M33 x 3.5 | 34mm | 29mm | VIPERIN |
| Exert | M33 x 3.5mm | 3/4″ x 16tpi | 36mm | 25mm | VIPERIB |
| Exert | M33 x 3.5mm | 1″ x 8tpi | 36mm | 25mm | VIPERIC |







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