What is it?
The clamp jaw originally designed by Practica (see attached below) uses a section of the GI (galvanised) steel drill pipe cut and welded with a bolt to grip the drill pipe
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Original Practica Clamp JawWhat is it?The clamp jaw originally designed by Practica (see attached below) uses a section of the GI (galvanised) steel drill pipe cut and welded with a bolt to grip the drill pipe
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