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Locking screw is made from electrically non-conductive material, especially plastically deformable material, and has external thread, along which several pointed projections form row
Locking screw is made from electrically non-conductive material, especially plastically deformable material, and has external thread, along which several pointed projections form row
The locking screw is made from electrically non-conductive material, especially plastically deformable material. It has an external thread (40), along which several pointed projections (46) form a row. An independent claim is included for mains-operated hand tools fitted with the screws.
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