Seac Rip-Fish Knife: Asymmetric, Double-Ground Blade Excellent Penetration Tip Point High Cutting Capacity On-Both-Straight & Serrated Edges Blade Steel: High-Performance Martensitic Stainless Steel Stainless Steel Hardness: >56½ HRC Excellent Resistance, to Corrosion & Wear Hollow Grind w/High Capacity for Penetration & Control On Hard Materials Overall Length: 6.89" (17.5cm) Blade Length: 3.5" (8.9cm) Weight: 3.5 oz. (99.8 g) Full Tang Blade w/Stainless-Steel Loop End for Attachment of Lanyard or Line Durable Plastic Handle Thumb Indent for Better Handling when Cutting w/Serrated Edge Handle Can Be Dismantled for Complete Cleaning After Use Sheath: Shock-Proof Polymer Resin Plastic Single Action Locking System Two Depth Compensating Leg Straps Includes Kit for Attaching to HP/LP Hoses