Lyman 7810199 Deburring Tool Multi-Caliber Bevels And removes burrs From Both Inside And Outside Of Case Mouth. Precision machined And Hardened, It Fits All Cases From .17 To .45 Caliber. The Lyman Deburring Tool Doesn't Require Any Fine Motor skills And Self-centers Both Inside And Out For The Reloader. Caliber: Multi-Caliber Weight: 2 Oz Function: Case Trimmer And Prep Compatible With: .17 To.45 Caliber Material: Steel Finish: Silver