Premium stainless steel construction — maximum corrosion resistance, chemical compatibility, and long-term mechanical integrity for years of dependable professional service

Heavy-duty metal ratchet handle designed to withstand demanding work environments — providing years of dependable service and consistent dispensing force

Innovative threaded retainer ensures a secure connection between cartridge and handle — eliminates interruptions and allows swift cartridge replacement when needed

The 8.0 oz. cartridge format delivers the ideal balance of material volume and dispensing control for mid-scale field operations and industrial applications

Constructed in stainless steel — delivering superior corrosion resistance, chemical compatibility, and long-term mechanical integrity designed to provide years of dependable service in the most demanding professional environments and sealant application conditions.

The industry-standard 8.0 oz. configuration delivers unmatched control and reliability for precision sealant and adhesive application — providing the ideal material volume for mid-scale field operations without sacrificing the dispensing accuracy critical applications demand.

The heavy-duty metal ratchet handle is designed to withstand demanding work environments and provide years of dependable service — delivering consistent dispensing force and reliable operation across high-cycle professional use in aerospace, construction, and industrial settings.

The innovative threaded retainer mechanism ensures a secure connection between cartridge and handle — eliminating interruptions during critical application processes while simultaneously allowing for swift cartridge replacement when needed to optimize workflow efficiency.

Custom-sized retainers in metal or plastic expand compatibility across the complete Semco® cartridge lineup — 1, 2.5, 6, 8, 12, 20, 32 oz., and 1/10 gallon disposable options — making it suitable for projects of varying scales and material requirements.

The 8.0 oz. cartridge capacity bridges the gap between small-volume precision tools and high-volume production dispensers — delivering the right amount of material for mid-scale field operations, reducing changeover frequency while maintaining full dispensing control.

Metal retainers provide maximum durability and chemical resistance — the natural companion to the stainless steel 850 body for high-cycle, high-demand industrial and aerospace applications where long-term mechanical integrity is non-negotiable.

Plastic retainers offer a lightweight, cost-effective alternative for standard sealant and adhesive applications — providing reliable performance across a wide range of materials while reducing overall tool weight for extended field use sessions.

Consistent material flow — sized to match the 8.0 oz. cartridge for controlled, reliable material output with every ratchet stroke throughout the application cycle

Material integrity during storage — prevents premature curing, material waste, and contamination between application sessions to extend cartridge service life

Contamination & waste prevention — seals the cartridge end during storage and between applications to maintain material integrity and extend usable cartridge life

Precision sealant application, structural adhesive bonding, and potting compound dispensing in aircraft MRO and manufacturing environments

Structural sealant and adhesive application for building envelope, glazing, curtain wall, and specialty construction joint sealing applications

Mid-scale adhesive and sealant dispensing for manufacturing, assembly, and maintenance operations requiring reliable material application across varying project scales

Maximum corrosion resistance — built for years of dependable professional service

8.0 oz. — the industry standard for mid-scale field sealant and adhesive dispensing

1 oz. to 1/10 gallon — full Semco® cartridge ecosystem compatibility

Built to withstand demanding work environments — consistent force, reliable operation