When sawing any, but in particular plastic pipes (due to its “softness”) to withstand the cutting line is exactly perpendicular to the axis (or if necessary – on the contrary, under the right angle) will help the duct tape. Wound appropriately a ring from it will not allow the cutter to get off.
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THERMORESIN FOAM
If you have a rectifier for charging automobile batteries, a step-down transformer or Latr you will be able to make thermoresin cutting foam. The cutting part is a piece of nichrome wire...
High-capacity vacuum cleaner
Before any home workshop maker sooner or later faces the problem of cleaning the workshop. However, it is not always possible to get by with a broom or brushes.
An optimal solution...