Derraco Bullet Comparator Set

The Bullet Comparator Set from Derraco Engineering is a fantastic kit including all the common comparators you would need. It also includes 5 headspace guages in the kit.Material:

Bushing holding body: 303 Stainless steel

Headspace & bullet comparator bushings: 6061 Aircraft grade aluminum alloy. Surface color-coded and hard anodized with a ceramic-like wear-resistant surface.

Compatible caliper jaw thickness: ≤4.70mm

Bullet bushing sizes: .17, 20, 22, 24, 25, 26, 27, 28, 30, 33, 35, 37, 41, 45

Verniers sold separately.