- Made in Japan - Suitable for volume and tone controls - Metric split shaft with coarse knurling - 24mm (15/16") casing diameter - 8mm (5/16") maximum thickness of material to be inserted - 8mm (5/16") hole required - Includes mounting nuts & washers PLS TAKE NOTE : This item comes in bulk Packaging WITHOUT Original Packaging, it will be delivered in plain or unprinted plastic bag, and also the font / surface will inevitably be blurred as it comes in bulk packaging. Pls do not buy if you can't accept this. Thanks for your understanding.