BlackHawk Bunker Buster Linerlock Black. 7cm) closed. 4.25" (10.8cm) black finish D2 tool steel blade. Black Zytel handle. Extended tang. Thumb stud. Lanyard hole. Pocket clip. Boxed. Specifications for BlackHawk Bunker Buster Linerlock Black: Manufacturer: BlackHawk Blade Length: 4.25 in Closed Length: 5 in Blade Material: D2 Tool Steel Serrated: Plain Knife Application: Tactical Everyday Carry Overall Length: 9.25 in Blade Shape: Drop Point Handle Material: Zytel Blade Finish: Black DLC Blade Thickness: 0.128 in Blade Grind: Flat Handle Color: Black Opening Method: Thumb Stud Flipper Hand: Ambidextrous Handle Length: 5 in Color: Black Package Contents: BlackHawk Bunker Buster Linerlock Black