Made of 360 Brass. Takes a half inch hole in the jacket. They are a 1/4 inch deep. (WOP1)
Made of 360 Brass. Takes a .390 drill hole in the jacket. They are a 1/4 inch deep. (WOP2)
Made of 360 Brass. Takes a half inch hole in the jacket. They are a 1/4 inch deep. (WOP1)
Made of 360 Brass. Takes a .390 drill hole in the jacket. They are a 1/4 inch deep. (WOP2)