Specialised Hollis Regulator Tools
Discover our precision-machined Hollis tools, expertly crafted from high-quality materials to meet the rigorous demands of gear maintenance. Our range includes durable aluminum options, such as the Hollis 6-pin environmental seal cap socket, alongside acetal Hollis regulator tools specifically designed to service chrome-plated parts without scratching. Trust our professional-grade tools to deliver the precision and performance your projects require.
Shop Professional Hollis Regulator & Service Tools

High-Performance Hollis Tools for Professional Regulator Maintenance
Servicing technical diving equipment demands specialized engineering and uncompromised precision. Hollis life support systems are built for demanding environments, meaning their annual maintenance requires specialized instruments to prevent gear damage. At Scuba Service Tools, we design and manufacture professional-grade Hollis tools engineered to meet strict manufacturer specifications. Our heavy-duty tools provide professional dive centers, technical facilities, and independent scuba technicians worldwide with the reliability needed for daily workshop overhauls.
Precision-Machined Solutions for Hollis First & Second Stages
Our custom-built inventory is engineered from premium materials to guarantee an exact fit, protecting chrome platings and delicate technical assemblies during maintenance:
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First Stage & Valve Equipment: Disassemble complex environmental systems and caps safely. We manufacture high-strength aluminum options, including the Hollis 6-pin environmental seal cap socket, which is specifically engineered to handle heavy torque without slipping. Our line also features specialized end cap tools and diaphragm retainer wrenches for Hollis and FDXi systems to streamline your first-stage rebuilds.
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Second Stage Servicing & Housing Tools: Protect fragile second-stage components and open casings without scratching technical finishes. Our collection features brand-specific solutions like the Hollis LX series cover tool, which is a must-have combination tool for any service technician. Combined with our universal inline adjusting tools and precise lever height-setting blocks, fine-tuning breathing resistance is seamless.
Equip Your Technical Repair Bench with Shop-Tested Gear
Every instrument in our specialized catalog is built to withstand heavy workshop usage by utilizing high-grade marine stainless steel, anodized aluminum, and durable non-marring acetal (POM-C). Whether you are looking to build a dedicated workstation using a complete Hollis tool kit or just replacing a single model-specific wrench, we offer the quality your technical facility demands. Benefit from our reliable worldwide shipping to keep your repair center active, stocked, and ready for any service request





