Primarily, this applies to softer elements. A lighter and regular strain is adequate. It allows the teeth to chop properly without the enhanced risk of clogging. Suited to use on aluminium, Solid iron, plastics, metal & Wooden 35mm most chopping depth To be used using an arbor for cutting 48mm https://wholesale-hole-saws93604.azzablog.com/35653956/new-step-by-step-map-for-hole-saw-supplier