Designed for .17 cal, .22 cal/.223 cal, .243 cal, .260 cal, .270 cal., .30 cal/7.62mm, .38
  
cal/9mm, .40 cal, .45 cal and 12 gauge pistols / for guns
  
25cm of aggressive cleaning surface
  
Caliber-based rubber, molded core ensures 360 degree cleaning 
  
A compact brush is also included
  
Heat resistant up to 371 degrees C
  
The Nomex® fibers act as both a brush that loosens particles and a cloth that picks them up 
  
Easy "feed" design allows for quick cleaning, Breech-to-Muzzle®
  
The tip has an 8-32 thread, which is compatible with all Otis related products
  
Made in the U.S.A.