Studio view of ten black oscillating multi-tool blades arranged in two rows, displaying the white Starlock interface and Curved-Tec cutting edge.
Front view of the retail blister pack containing the Starlock oscillating tool blade, labeled 15x Life and All Purpose with compatibility information.
Front view of a single Starlock blade showing the black finish, white mounting interface, and laser-etched model number OSL212F.
Infographic detailing blade features including the color-coded interface, laser-etched depth guide, precision Swiss-made bi-metal body, and curved-tec design.
Action shot of the oscillating blade performing a flush cut on wooden door trim, with text overlay reading Ideal for recesses and plunge cuts.
Diagram showing the blade dimensions of 4 inches length and 2-1/2 inches width, highlighting the bi-metal cutting edge and plunge blade design.
Graphic illustrating the quick-change mechanism of a Starlock tool, with text stating Change blades in 3 seconds while a blade snaps into place.
Instructional graphic titled How to change Starlock blades showing two steps: pulling the lever to release and snapping the new blade into place.
Compatibility chart titled Fits Multiple Brands listing Fein, Milwaukee, Makita, Ridgid, Rockwell, Hitachi, Ryobi, and other pro tools.
Action shot of a worker using the oscillating tool with the OSL212F blade to trim wood flooring flush against a wall frame.
Studio view of ten black oscillating multi-tool blades arranged in two rows, displaying the white Starlock interface and Curved-Tec cutting edge.
Front view of the retail blister pack containing the Starlock oscillating tool blade, labeled 15x Life and All Purpose with compatibility information.
Front view of a single Starlock blade showing the black finish, white mounting interface, and laser-etched model number OSL212F.
Infographic detailing blade features including the color-coded interface, laser-etched depth guide, precision Swiss-made bi-metal body, and curved-tec design.
Action shot of the oscillating blade performing a flush cut on wooden door trim, with text overlay reading Ideal for recesses and plunge cuts.
Diagram showing the blade dimensions of 4 inches length and 2-1/2 inches width, highlighting the bi-metal cutting edge and plunge blade design.
Graphic illustrating the quick-change mechanism of a Starlock tool, with text stating Change blades in 3 seconds while a blade snaps into place.
Instructional graphic titled How to change Starlock blades showing two steps: pulling the lever to release and snapping the new blade into place.
Compatibility chart titled Fits Multiple Brands listing Fein, Milwaukee, Makita, Ridgid, Rockwell, Hitachi, Ryobi, and other pro tools.
Action shot of a worker using the oscillating tool with the OSL212F blade to trim wood flooring flush against a wall frame.
BOSCH

Bosch Oscillating Multi Tool Blade OSL212F-10 10 Pack 2-1/2 Inch Starlock Bi Metal Curved Tec Plunge Cut Saw Accessory For Wood Nails Drywall PVC

In stock
SKU: OSL212F-10
$75.29 USD

Description

Bosch Promtional Logo Logout

High-Precision Starlock Curved Tec Multi-Tool Blade 10-Pack for Structural Wood and Fastener Penetrations

The Bosch OSL212F-10 Starlock 2-1/2 Inch Bi-Metal Plunge Cut Blade pack provides an industrial cutting configuration engineered to execute clean, stable openings through wood embedded with nails, drywall, and PVC. Each Swiss-made blade incorporates a rigid three-dimensional Starlock interface that establishes a slip-free mechanical anchor with the tool head to maximize torque transfer and mitigate hand-arm vibration. The specialized Curved Tec rounded edge design facilitates precise entry control and minimizes chatter by distributing the cutting load smoothly across the bi-metal teeth. Engineered for commercial longevity, these extra-wide multi-purpose blades are designed for next-generation Starlock power tools and maintain backward compatibility with legacy OIS spindle mounts.

Best Used For:

  • Door Jamb Undercutting: Executing flat, flush floor-level trims through wide baseboards and door casings during new finish surfaces alignment.
  • Remodeling Demolition: Plunging directly into framing lumber, wood subfloors, and structural layers embedded with concealed building nails or staples.
  • Utility Wall Cutouts: Fabricating accurate square access holes through double-layer drywall and heavy PVC conduit inside tight framing cavities.

Key Performance & Safety Features

  • Starlock 3D Interface: Three-dimensional connection zone eliminates physical play to maximize structural torque and lower operational vibration.
  • Curved Tec Design: Rounded blade face improves entry control for clean plunge starts while significantly reducing tooth kickback.
  • Bi-Metal Durability Matrix: Fuses a high-speed steel tooth strip with a flexible alloy steel backing to prevent early structural fracture.
  • Extra-Wide Footprint: Custom 2-1/2 inch width enhances structural tracking stability and accelerates linear material removal rates.
  • Universal System Fitment: Integrates directly into Starlock platforms and remains fully backward compatible with standard legacy OIS tools.

What's Included

  • (10) 2-1/2 In. Starlock® Bi-Metal Plunge Cut Blades

Technical Specifications

Brand Bosch
Model Number OSL212F-10
Blade Width 2-1/2 in.
Blade Material Bi-Metal
Interface Type Starlock (OIS Compatible)
Cutting Edge Type Curved Tec Plunge Cut
Primary Applications Wood w/ Nails, PVC, Drywall
Package Quantity 10 Blades
Blade Thickness 0.125 in.
Country of Origin Switzerland

Pro-Tip: When initiating deep plunge cuts into dense wood assemblies, maintain a light rocking motion across the Curved Tec face. This distributes thermal stress across the teeth, clearing fine sawdust quickly and preserving the bi-metal tooth set against fast dulling.