Ontario Knife Ranger RD 6 Series, Fixed Blade Knife with 6.0" Black Powder Coated 1/2 Serrated Steel Blade, & Black Micarta Handle, Overall Length 11.75". Comes standard with MOLLE compatible black nylon sheath with edge protecting hard plastic insert and roomy utility pouch Blade is .25" thick. Drop Point Blade Design. Glass Breaker Handle. The Ranger Series RD 6 Ready Detachment Knives are available with a plain edge or a 1/2 Serrated Blade.