Is there an engineering/machine shop near you ?
I got lucky at a local workshop/steel-stockholder on an industrial estate
£4 saw me get an 8 by 4 inch ( & thick ) flat steel rectangle with no burrs.
A charity shop sold me a hefty baking dish to do the "boiling water/cooling oven " thing.
I got lucky at a local workshop/steel-stockholder on an industrial estate
£4 saw me get an 8 by 4 inch ( & thick ) flat steel rectangle with no burrs.
A charity shop sold me a hefty baking dish to do the "boiling water/cooling oven " thing.