Festool SSB 90/OSC/DIA 90mm Diamond Saw Blade for OSC 18

SKU: FES204414

R 3,529.35

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Festool SSB 90/OSC/DIA 90mm Diamond Saw Blade for OSC 18

R 3,529.35

R 3,529.35

Product description

Festool SSB 90/OSC/DIA Diamond Saw Blade

At a Glance: 90 mm segmented diamond blade with a 1.2 mm cutting width for separating and cleaning hard joints

Cut and clean demanding stone and resin joints with precision using the Festool SSB 90/OSC/DIA diamond saw blade. Developed for the Festool OSC 18 cordless oscillating multi-tool, this robust 90 mm blade features a premium-quality diamond coating for excellent durability when working with hard and abrasive joint materials. Its segmented design allows the blade to work close into corners, making it ideal for separating or removing marble, epoxy resin, trass and cement joints. The Starlock Plus mounting system supports quick, tool-free blade changes, while compatible direct extraction helps create a cleaner and healthier working environment.

Premium diamond performance for hard joint materials

Standard multitool blades can wear rapidly when exposed to hard mineral and resin-based joints. The SSB 90/OSC/DIA uses a high-quality diamond coating to provide a durable and dependable solution for renovation, repair and joint-cleaning work where precision and access are essential.

Product highlights

  • Premium diamond coating: Provides excellent durability and robustness when processing hard, abrasive joint materials.
  • Segmented blade design: Allows controlled cutting and cleaning close into corners and adjoining surfaces.
  • 90 mm diameter: Offers an effective working area for joint separation and cleaning tasks.
  • Precise 1.2 mm cutting width: Supports controlled removal without creating an unnecessarily wide channel.
  • Starlock Plus mounting: Enables secure power transfer and quick, tool-free blade replacement.
  • Direct extraction capability: Can be used with compatible extraction accessories for reduced airborne dust.
  • OSC 18 compatibility: Designed specifically for the Festool OSC 18 cordless oscillating multi-tool.

Features

Features

  • Diamond-coated cutting edge: Engineered for processing hard marble, resin and cement-based joints.
  • Segmented 90 mm profile: Provides access along straight joints and into corner areas.
  • Straight blade shape: Supports accurate guidance through the joint.
  • Starlock Plus interface: Creates a secure connection between the blade and compatible oscillating tool.
  • Tool-free replacement: Allows the accessory to be changed quickly without a separate spanner or key.
  • Extraction-compatible design: Supports direct dust extraction when used with the appropriate Festool system components.

Benefits

  • Long service life: The premium diamond coating withstands abrasive materials better than conventional toothed blades.
  • Precise joint removal: The narrow cutting width helps clean or separate joints with controlled material removal.
  • Improved corner access: The segmented profile enables work closer to corners and adjoining edges.
  • Faster accessory changes: The tool-free mounting system reduces interruption between tasks.
  • Cleaner working: Compatible direct extraction helps capture dust near the point of work.
  • Controlled oscillating action: The OSC 18 system enables precise work in areas that may be difficult to reach with larger cutting tools.

Application

  • Separating and cleaning marble joints
  • Removing hard epoxy resin joints
  • Cutting and cleaning trass joints
  • Processing hard cement joints
  • Renovation and repair work in confined areas
  • Cleaning joints close to corners and adjoining surfaces

Specifications

Specifications

Description Spec
Brand Festool
Cat No. FES204414
Festool Order Number 204414
Model SSB 90/OSC/DIA
Product Type Diamond saw blade for oscillating multi-tool
Compatible Tool Festool OSC 18
Performance Class Starlock Plus
Blade Diameter 90 mm
Cutting Width 1.2 mm
Blade Shape Straight, segmented
Cutting Edge Premium-quality diamond coating
Primary Materials Marble, epoxy resin, trass and hard cement joints
Tool-Free Blade Change Yes
Direct Extraction Compatible Yes, with suitable system accessories
Quantity 1 piece

Scope of Delivery:

  • 1 x Festool SSB 90/OSC/DIA diamond saw blade
  • Oscillating multi-tool and extraction equipment are not included

Video

Extra Info

Extra Information

  • The SSB 90/OSC/DIA is designed for the Festool OSC 18 cordless oscillating multi-tool.
  • The Starlock Plus performance class provides secure mounting and efficient transfer of oscillating power.
  • This blade is intended for marble, epoxy resin, trass and hard cement joints.
  • It is not a conventional toothed blade for general-purpose wood or metal cutting.
  • Direct extraction requires compatible Festool extraction accessories and a suitable dust extractor.
  • The oscillating multi-tool and extraction equipment are not included.

Pro Tips

  • Use several light passes instead of forcing the blade deeply into a hard joint in one movement.
  • Allow the oscillating action and diamond coating to perform the work; excessive pressure can increase heat and shorten blade life.
  • Start at a lower speed on delicate adjoining surfaces, then increase only when the cut is controlled.
  • Use suitable extraction wherever possible, as mineral and resin-based joint materials can produce substantial fine dust.
  • Check the required joint width before cutting to ensure the 1.2 mm blade suits the application.
  • Pause periodically during extended work to prevent excessive heat build-up in the blade and surrounding material.

How to Use

  • Remove the battery from the OSC 18 before fitting or changing the blade.
  • Inspect the blade for cracks, distortion or damage before use.
  • Mount the blade securely on the Starlock Plus interface and select the most suitable working angle.
  • Connect compatible direct extraction equipment where available.
  • Check the work area for concealed electrical cables, water pipes or other services.
  • Start the tool before bringing the blade into controlled contact with the joint.
  • Guide the blade through the joint using light, steady pressure and overlapping passes.
  • Allow the blade to stop completely before placing the tool down or inspecting the cut.

Safety

Safety

  • Wear suitable eye, hearing and respiratory protection during cutting and joint-cleaning work.
  • Use compatible dust extraction and adequate ventilation when processing mineral, cement or resin-based materials.
  • Check the joint and surrounding area for hidden electrical cables, water pipes and other services before cutting.
  • Remove the battery from the oscillating tool before fitting, adjusting or replacing the blade.
  • Do not use a cracked, bent, heavily worn or otherwise damaged blade.
  • Keep hands clear of the blade and securely support the workpiece or surrounding material.
  • Allow the blade to cool before touching it, as it may become extremely hot during use.
  • Determine whether the joint material contains hazardous substances and follow the relevant safety and disposal requirements.

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