Ontario Ranger Series RD 6 Knife
https://sjhardware.com/okc-rd-6/
The Ontario RD 6 Knife is part of Ontario's Ranger Series knives which feature thick durable blades, micarta handles and come complete with a MOLLE Compatible Nylon Sheath. Ontario Ranger Series Knives are designed for hard use.
Overall Length11.8 in (30.0 cm)Hardness53-55 HRCEdge TypePlainHandle ColorBlackBlade GrindFull Flat TaperBlade FinishPowder CoatBlade ColorBlackBlade Thickness0.250 in (0.635 cm)Blade Material5160 Carbon SteelBlade Length6.6 in (16.8 cm)Handle MaterialMicartaSheath MaterialNylonSheath ColorBlackSheath Type MOLLE Compatible
Note: The Ontario Ranger Series RD 6 Knife used to be Ontario Model Number 9416BM