These are locally machined hardened steel points which are much harder to bend than regular field points. Thread pitch is 8-32. Available in 17/64 and 5/16 diameter. Starting at 100gn up to 150gn. 17/64 will fit flush with all Podium half-outs. 5/16 will fit flush with all of our collars. TEST COMPONENTS FOR FIT AND FUNCTION BEFORE GLUING.