I went to Puyallup as a sophomore and I am in full time running start this year. In my experience I did not enjoy Puyallup, but I don't enjoy the drama that happens at virtually every high school. The teachers are very competent and responsive to the students.
Hex Socket Stud Type. Stud Type Cam Followers provide efficient cantilever mounting. The hex socket in the integral stud provides additional installation torque for use with self-locking nuts and blind hole mounting, plus allows for easier installation than the alternate screwdriver slot.
Thread: Stud pullers & extracters. A recent forum thread on rusted exhaust manifold studs asked about stud pullers. Below is a description of some means to remove studs. There are three basic types of stud pullers: collet, knurled cam and wedge. Snap-on has all three; I think Mac as well; Craftsman has the knurled cam.