This Tisas 1911 pistol chambered in 45acp is an all stainless steel 1911. The 1911 pistol is a classic design from John Browning but often requires a break in period before the gun is at its most reliability.
Firearms Education

The 1911 break in period is important for reliability

The 1911 break in period is an important part of making sure your pistol is reliable when you need it. […]