Safety, Utility, and Visibility in One Tool
The SEAC Hammer Dive Knife is a versatile, durable tool designed for safety and everyday use underwater.
With a stainless steel blade, built-in line cutter, and a hammer end-cap for signaling, it’s a reliable piece of gear for divers, freedivers, and spearfishers.
Why We Like It
Essential Safety Tool
Line cutter and serrated edge help handle entanglement situations quickly.
Built-In Signaling Hammer
Stainless steel end-cap allows you to tap your tank and get your buddy’s attention underwater.
Secure, Non-Slip Grip
Rubberized handle stays stable in your hand—even with gloves.
Easy to Access
Rigid sheath with a large release button makes it simple to deploy when needed.
Flexible Mounting Options
Can be mounted in different positions using included straps.
Key Features
- AISI 420 stainless steel blade (120mm / 4.7 in)
- Straight edge + serrated edge
- Integrated line cutter
- Stainless steel hammer end-cap for signaling
- Non-slip thermoplastic rubber grip
- Rigid sheath with quick-release button
- Includes mounting straps
Ideal For
- Scuba divers
- Freedivers
- Spearfishers
- Shore and boat diving
- Divers building a complete safety setup
Specs
Blade Length: 120 mm / 4.7 in
Total Length: ~25 cm
Material: AISI 420 stainless steel
Weight: ~0.86 lb
Includes:
Knife, sheath, straps, manual
How It’s Used
- Cutting line or kelp → serrated edge + line cutter
- General utility → straight edge
- Getting attention → tap tank with hammer end
Blue Holic Tip 🌊
A knife isn’t for everyday use—it’s for the moments when you need it. Keep it accessible and practice where it’s mounted so you can reach it quickly if needed.
