10 Piece T37 Quick Change Holder. Spare Holders Quick Change (Also Listed In Our Shop). Holder Size - 58mm x 28mm x 28mm.12mm Lathe tooling can be used. If the holder can be lowered below the topslide. Another great product by Bluefox Tools. The item "T37 Quick Change Tool Post Holder 12mm Set Of 10 Pcs Fits Myford Super 7 Lathe" is in sale since Wednesday, April 14, 2021. This item is in the category "Business, Office & Industrial\CNC, Metalworking & Manufacturing\Metalworking Equipment\Metalworking Lathes". The seller is "bluefox_tools" and is located in New delhi. This item can be shipped worldwide.