Description
The text describes a Robertson screw bit, which is a type of fastener used in woodworking. The bit has a square socket and a protrusion on the tool, and it is easy to use one-handed because the socket retains the screw. The bit is also specified as ANSI Type III Square Centre, which means that it is compatible with a variety of screws.
Square Recess | Robertson Bits
Square Recess Bit: No. 0 (length: 25 mm)
Packaging: Bulk (sold per piece)
A Robertson, also known as a square or Scrulox screw drive is specified as ANSI Type III Square Centre and has a square-shaped socket in the screw head and a square protrusion on the tool. Both the tool and the socket have a slight taper. As patents expired and awareness of their advantages spread, Robertson fasteners have become popular in woodworking and in general construction. Robertson screw bits are easy to use one-handed, because the tapered socket tends to retain the screw, even if it is shaken. Universal hexagonal shaft in
6,35 mm (¼ inch)
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