1854 44 19 A metallic strip..may be attached, without soldering, by casting the end of it into the metal jacket.
1870 378 Projectiles are coated with a soft metal jacket, having projections that fit the rifling grooves.
1945 H. D. Smyth 87 The problem of sealing the uranium slugs in protective metal jackets.
2006 A. Bhatnagar ii. 53 The metal jacket not only maintains the durability and shape of the bullet but also..protects the material inside.