Thread Adaptor Insert 3/4” x 16tpi to 1” x 8 tpi

Product Code:VIPER2#IN
Barcode: 5060281699954

£15.00 (£12.50 Excl. VAT)

In stock

Product Description

Headstock thread adaptor.

To fit onto a lathe with 3/4″ x 16tpi headstock thread.

To mount a scroll chuck (or face plate) with 1″ x 8tpi thread.

Suitable for use with Charnwood Scroll Chucks Viper2 and W830. Plus any other brand with a 1″ x 8tpi thread.


Adaptor Type Insert
Overall Length 32mm
External Thread Size (Chuck) 1″ x 8tpi
External Thread Length 22mm
Internal Thread Size (Lathe) 3/4″ x 16tpi
Internal thread Length 25mm
Register 7mm
Minimum Headstock Thread Length 16mm


If you are not sure about the thread size you need, please download our How To guide: Measuring A Lathe Headstock Thread Size.


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