--- product_id: 30840453 title: "Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade" brand: "bosch" price: "€ 19.30" currency: EUR in_stock: true reviews_count: 13 category: "Bosch" url: https://www.desertcart.de/products/30840453-bosch-osl214k-2-1-4-in-starlock-oscillating-multi-tool store_origin: DE region: Germany --- # Laser-etched blade for quick ID Starlock interface for max torque Bi-metal edge for tough sealants Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade **Brand:** bosch **Price:** € 19.30 **Availability:** ✅ In Stock ## Summary > ⚡ Cut with confidence, finish like a pro! ## Quick Answers - **What is this?** Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade by bosch - **How much does it cost?** € 19.30 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/30840453-bosch-osl214k-2-1-4-in-starlock-oscillating-multi-tool) ## Best For - bosch enthusiasts ## Why This Product - Trusted bosch brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Swiss-Made Accuracy:** Engineered for precision and longevity, built to handle demanding professional jobs. - • **Unmatched Durability:** Bi-metal construction powers through the toughest sealants without dulling. - • **Seamless Compatibility:** Starlock interface ensures professional-grade fit with Bosch, Fein, Milwaukee, Makita & more. - • **Instant Blade Recognition:** Color-coded and laser-etched markings save you time and prevent costly mistakes. - • **Precision in Tight Spaces:** Tapered blade design lets you work confidently in narrow, hard-to-reach areas. ## Overview The Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade features a durable bi-metal edge designed for removing tough sealants, a tapered shape for tight spaces, and a laser-etched, color-coded interface for quick blade identification. Its Starlock® interface delivers superior torque transfer and compatibility with a wide range of professional oscillating tools, ensuring precision and long-lasting performance in demanding applications. ## Description Bosch Starlock® oscillating multi-tool accessories deliver a three-dimensional fit designed to provide a completely integrated system between multi-tool and accessory. This is a new dimension in torque for oscillating multi-tools. By using a three-dimensional shape instead of a flat interface, Starlock® provides the highest-torque transfer, reduced vibration, and the ability for higher performance applications. These accessories continue to be OIS® compatible and fit existing tools, as well as the next generation of high-performance Starlock® tools. Bosch multi-tool accessories are Swiss made for precision accuracy and long life in the most demanding professional applications. Bosch has a heritage of innovation – including the SDS-plus® and SDS-max® shank systems for concrete hammers and the T-Shank professional blade standard interface for jig saws. The Starlock® interface is the new professional standard in oscillating multi-tool systems. Review: Smooth and fast - This blade works wonderfully cutting shingles, cardboard and everything else that has been put against it. It is sharp, keep away from things you don't cut. Easy removal, cost effective, smooth use, and much more comfortable for long applications compared to utility knife holders. Review: Cuts like butter - Cuts through cardboard like butter. Super easy. ## Features - BI-METAL EDGE FOR REMOVING TOUGH SEALANTS - TAPERED DESIGN IS PERFECT FOR TIGHT SPACES - COLOR CODED INTERFACE AND LASER ETCHED BLADE TO QUICKLY IDENTIFY THE RIGHT BLADE - STARLOCK INTERFACE FOR PROFESSIONAL PERFORMANCE, ALSO WORKS WITH OIS COMPATIBLE TOOLS INCLUDING BOSCH, FEIN, MILWAUKEE, MAKITA, RIGID, OTHERS - PRECISION SWISS MADE BLADE ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01DDA81PO | | Best Sellers Rank | #62,828 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #103 in Power Oscillating Tool Blades | | Brand | Bosch | | Brand Name | Bosch | | Color | Black | | Compatible Material | Plastic | | Customer Reviews | 4.5 out of 5 stars 685 Reviews | | Global Trade Identification Number | 00000346480306 | | Included Components | (1) 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade | | Item Type Name | Oscillating Tool Blades | | Item Weight | 0.04 Pounds | | Manufacturer | Bosch | | Material | Bi-metal | | Material Type | Bi-metal | | Model | OSL214K | | Part Number | OSL214K | | Style | Industrial | | Style Name | Industrial | | UPC | 000346480306 | | Unit Count | 1.0 Count | | Warranty Description | See Manufacturer's Website | ## Images ![Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade - Image 1](https://m.media-amazon.com/images/I/41BsjLpblQL.jpg) ![Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade - Image 2](https://m.media-amazon.com/images/I/61AQAidSARL.jpg) ![Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade - Image 3](https://m.media-amazon.com/images/I/51SfpgZXeCL.jpg) ![Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade - Image 4](https://m.media-amazon.com/images/I/51dYFZPTfeL.jpg) ![Bosch OSL214K 2-1/4 In. Starlock® Oscillating Multi Tool Caulk Knife Blade - Image 5](https://m.media-amazon.com/images/I/4160RscpVtL.jpg) ## Available Options This product comes in different **Configuration, Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Smooth and fast *by C***D on December 4, 2025* This blade works wonderfully cutting shingles, cardboard and everything else that has been put against it. It is sharp, keep away from things you don't cut. Easy removal, cost effective, smooth use, and much more comfortable for long applications compared to utility knife holders. ### ⭐⭐⭐⭐⭐ Cuts like butter *by J***A on December 29, 2025* Cuts through cardboard like butter. Super easy. ### ⭐⭐⭐⭐ Good Performance but Expensive. *by I***P on April 10, 2026* 5 stars for performance. 4 stars for price/value. These blades are good, but should last a bit longer. We use this blade for removal of dried hard but brittle tile adhesive. Stardock is a superior system. Bosch and Anazon should have a accessory Sale every now and then. ## Frequently Bought Together - BOSCH OSL214K 1-Piece 2-1/4 in. Starlock Oscillating Multi Tool Soft Materials Bi-Metal Caulk Knife Blade for Removing Caulk and Sealants - BOSCH OSL005C 5-Piece Starlock Oscillating Multi Tool Assorted Set Blades for Mixed Applications in Metal, Wood and Other General Purpose Materials with Included Case - BOSCH OSL234HG 1-Piece 2-3/4 in. x 1/8 in. Starlock Oscillating Multi Tool Grout & Abrasive Carbide Grit Hybrid Grout Blade for Grinding & Rasping Applications --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.de/products/30840453-bosch-osl214k-2-1-4-in-starlock-oscillating-multi-tool](https://www.desertcart.de/products/30840453-bosch-osl214k-2-1-4-in-starlock-oscillating-multi-tool) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-07-07*