From a practical point of view, a 90 degree angle on the hammer hooks is much easier to achieve. It's easier to adjust the primary sear angle to get a neutral to positive sear engagement angle.Peter Zahn said:
From a practical point of view, a 90 degree angle on the hammer hooks is much easier to achieve. It's easier to adjust the primary sear angle to get a neutral to positive sear engagement angle.Peter Zahn said:...So far I like .025 height hammer hooks at 88 degrees and .020 sear engagment....