A pentalobe screw-head is often a tamper-resistant security screw. It is just a five-position screw head that is commonly mistaken for any torx screw head. It is actually created of assorted dimensions and is not only cheap but available. There is a triple sq. push which have 3 robertson’s squares https://types-of-perimeter-barrie61482.life3dblog.com/28743015/the-definitive-guide-to-types-of-screw-heads-shapes