Tools & Resources. Most Men Don't Need PSA Tests, Doctors' Group Says. MONDAY, April 8 (HealthDay News) -- Men have long been encouraged to get prostate cancer screenings, but there's insufficient evidence that the benefits of a PSA test outweigh the substantial risks associated with the screening.
There are two types of crimp used when reloading handgun cartridges: the roll crimp and the taper crimp. Roll Crimping. With a roll crimp, the diameter at the very end of the case mouth is reduced, and rolled inward toward the bullet, leaving a slight radius at the top of the case.
Taper Calculations. Definition. Total Taper. Taper Per Inch. Taper Per Foot. Example. --- A piece of cylindrical work which decreases gradually in diameter so that it becomes. a cone in shape is said to be a taper. --- Taper is usually measured in Taper Per Foot. â When calculating Tapers, the factors to be considered are; â The overall tapered section length and the difference in diameter. At the two ends of the tapered section. 1. To find.