DrillSpot 1/8"Shldr x3/16"OAL #4-40x1/4"Thread 316S/S Socket ShldrBolt
Shoulder Diameter Tolerance: 0.004" to 0.002"; Shoulder Length Tolerance: +/- 0.005"; Thread Class: 3A
Shoulder Diameter Tolerance: 0.004" to 0.002"; Shoulder Length Tolerance: +/- 0.005"; Thread Class: 3A