100 Surgical Steel Shepherd Hook Earrings Great for Making Earrings. This is a new set of 50 pairs of shepherd hook earrings. Great for making earrings. All have a coil, a hoop towards the bottom to dangle items off of and a ball that measures approximately 3 mm (1/8") in diameter. Each is 22 gauge and measures approximately 20 x 8.5 mm (13/16" x 5/16").