because of their significant profile, these screws are useful for ornamental purposes exactly where the screw is noticed as Section of the shelving, cabinets, or any other job that a screw is utilized being an accent. This can be why most spherical head screws include a elegant brass or stainless st

Basically, a few Robertson squares are superimposed at a successive 30° rotation. The design is comparable to that from the double-sq., in both circumstances The theory remaining that it resembles a sq. (Robertson) but might be engaged at extra Recurrent angles by the driver bit. These screws might