SQR HRC50 Titanium Knife

The Apollo Divers SQR Knife – HRC50 Titanium is a robust underwater cutting tool designed for military, tactical and professional diving operations requiring a low magnetic signature, exceptional corrosion resistance and reliable cutting performance. Manufactured from HRC50 Titanium, the knife offers an optimal balance of strength, durability and weight while maintaining resistance to saltwater corrosion in demanding maritime environments.

Featuring the proven SQR blade profile with straight and serrated cutting edges, the knife is designed to handle a wide range of underwater cutting tasks, including rope, webbing, monofilament and entanglement hazards. Its ergonomic handle and secure sheath system provide rapid accessibility and dependable retention during operational diving activities.  

Key Features

• HRC 50 Titanium Blade - High-strength titanium construction with superior corrosion resistance.
• Low Magnetic Signature Construction - Titanium primary structure reduces magnetic presence; minor components may contain trace magnetic properties.
• SQR Blade Profile - Straight and serrated cutting edges for versatility in rope, webbing and line cutting.
• Drop-Point / Shank Tip Blade Design – Reinforced pointed tip suitable for controlled piercing, probing and general-purpose tactical applications.
• Saltwater Corrosion Resistant - Titanium blade eliminates rust concerns in marine environments.
• Ergonomic Handle Design - Secure grip when used with gloved or bare hands.
• Heavy-Duty Mounting Options - Compatible with leg straps, harness systems and tactical dive platforms.

• Reduced Magnetic Presence — Suitable for operations where minimised magnetic signature is required.
• Low Maintenance Burden — Titanium blade resists corrosion and requires minimal upkeep.
• Mission Versatility — Effective for entanglement emergencies and underwater cutting tasks.
• Durable Under Repeated Use — Engineered for operational longevity in harsh marine environments.
• Drop-point blade - geometry provides enhanced versatility for piercing, probing and tactical utility applications