6 Common Types of Screw Heads

robertson screwdriver For Efficient Repairs And Crafting - slot robertson screw Truss Head : low profile semi-elliptical top with flat bearing surface Combination Drive with Original Robertson® square and flatslot drive It is recommend slot yakuza Even the best screws can get stripped A stripped screw is one in which the slots in the head of a screw have worn out This makes it hard for a screwdriver

slot bonus deposit 100 Robertson screws are the screws with robertson drive or you can call it square drive too A Robertson, also known as a square or Scrulox