Plain Edge & BK Coating. The Model 175 CBK (Concealed Backup Knife) is a result of listening to what the customer wants, namely the many professionals in the Law Enforcement community. The 175 features a plenty strong dagger style blade design, which is sharpened on two sides. The blade profile is beveled only on one side, and flat on the other. A palmable handle design offers an intuitive fast response grip with enough surface area to support the knife. A molded sheath design provides for secure carry inverted or otherwise, and optional carry methods are available. Blade Length: 2.50" Blade Thickness: 0.125" Blade Material: 440C Stainless Steel Blade Hardness: 58-60HRC Blade Style:Chisel Ground Double Edge Spear Point Weight: 2.32oz. Lock Mechanism: Fixed Overall Length: 5.47" Sheath Material: Molded Kydex w/Clip for Multiple Mounting Positions (Neck, Belt, Boot)