--- product_id: 241299071 title: "CASOMAN 9 Pieces Extension Bar Set, 1/4\", 3/8\" and 1/2\" Drive Socket Extensio..." brand: "casoman" price: "Rp1689794" currency: IDR in_stock: true reviews_count: 13 category: "Casoman" url: https://www.desertcart.id/products/241299071-casoman-9-pieces-extension-bar-set-1-4-3-8 store_origin: ID region: Indonesia --- # Premium Chrome-Vanadium steel alloy 9-piece versatile extension set Corrosion-resistant black phosphate finish CASOMAN 9 Pieces Extension Bar Set, 1/4", 3/8" and 1/2" Drive Socket Extensio... **Brand:** casoman **Price:** Rp1689794 **Availability:** βœ… In Stock ## Summary > πŸ› οΈ Extend Your Reach, Elevate Your Craft! ## Quick Answers - **What is this?** CASOMAN 9 Pieces Extension Bar Set, 1/4", 3/8" and 1/2" Drive Socket Extensio... by casoman - **How much does it cost?** Rp1689794 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/241299071-casoman-9-pieces-extension-bar-set-1-4-3-8) ## Best For - casoman enthusiasts ## Why This Product - Trusted casoman brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Ultimate Durability:** Crafted from 50BV30 Chrome-Vanadium steel for heavy-duty, long-lasting use - β€’ **On-the-Go Organization:** Durable blow-molded carrying case keeps your tools protected and ready - β€’ **Complete Range Coverage:** Includes 1/4", 3/8", and 1/2" drive extensions from 2" to 10" for every job - β€’ **Trusted Quality Assurance:** Meets/exceeds DIN standards with a 1-year warranty for peace of mind - β€’ **Precision Fit & Secure Hold:** Spring-loaded detent ball ensures socket stays locked under high torque ## Overview The CASOMAN 9 Pieces Extension Bar Set features premium 50BV30 Chrome-Vanadium steel with a corrosion-resistant black phosphate finish, offering exceptional durability and secure socket fit via spring-loaded detent balls. Covering 1/4", 3/8", and 1/2" drives with lengths from 2" to 10", this set is housed in a rugged blow-molded case, meeting DIN standards and backed by a 1-year warrantyβ€”perfect for professionals demanding reliability and precision. ## Description Product Description Set Includes 1/4" Dr.: 2-inch, 4-inch, 6-inch 3/8" Dr.: 3-inch, 6-inch, 10-inch 1/2" Dr.: 3-inch, 5-inch, 10-inch CASOMAN 9 Pieces Extension Bar Set, 1/4", 3/8" and 1/2" Drive Socket Extension Description This CASOMAN 9 Pcs Extension Bar Set, Premium Chrome Vanadium Steel with Black Phosphate Finish.The extension bar is Made from premium Chrome-Vanadium steel alloy (50BV30) with a corrosion-resistant black phosphate finish, providing the durability for a hard use. Spring loaded detent ball on adapter ends provide secure fit into sockets, delivering support when used with high torque impact drivers. Corrosion-resistant black phosphate finish, providing the durability for a hard use. Spring loaded detent ball on adapter ends provide secure fit into sockets, delivering support when used with high torque impact drivers. Come with a durable blow-molded carrying case for easy transportation, safe storage, and quick organization. Review: Good Quilty for money - Really good quality iteam Review: Good quality - Have previously bought a socket set from this brand and used it with no problems. Not used extension bars yet. ## Features - Made from premium Chrome-Vanadium steel alloy (50BV30) with a corrosion-resistant black phosphate finish, providing the durability for a hard use. - Set include 9 piece extension bar, 1/4" Dr.: 2-inch, 4-inch, 6-inch, 3/8" Dr.: 3-inch, 6-inch, 10-inch, 1/2" Dr.: 3-inch, 5-inch, 10-inch. - Spring loaded detent ball on adapter ends provide secure fit into sockets, delivering support when used with high torque impact drivers. - It comes with a durable blow-molded carrying case for easy transportation, safe storage, and quick organization. - Meets or exceeds DIN performance standards. Standard Limited Lifetime. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B089GFQTQP | | Best Sellers Rank | 80,069 in DIY & Tools ( See Top 100 in DIY & Tools ) 585 in Socket Sets | | Brand | CASOMAN | | Colour | Black | | Country of Origin | China | | Customer Reviews | 4.8 out of 5 stars 2,332 Reviews | | Finish | corrosion-resistant black phosphate finish | | Item Length | 254 Millimetres | | Item Package Quantity | 1 | | Item Weight | 1580 Grams | | Item length | 254 Millimetres | | Item package quantity | 1 | | Item weight | 1580 Grams | | Manufacturer | CASOMAN | | Manufacturer Warranty Description | It comes with 1 year quality warranty. | | Material | Chrome-Vanadium (50BV30) | | Measurement Standard | SAE | | Model Number | CS074 | | Number of Items | 9 | | Part Number | CS074 | | Set Name | 9 Piece Extension Bar Set | | Unit Count | 1.0 count | ## Product Details - **Brand:** CASOMAN - **Finish type:** corrosion-resistant black phosphate finish - **Item length:** 254 Millimetres - **Material:** Chrome Vanadium Steel - **Number of pieces:** 9 ## Images ![CASOMAN 9 Pieces Extension Bar Set, 1/4", 3/8" and 1/2" Drive Socket Extensio... - Image 1](https://m.media-amazon.com/images/I/61enzMPTVIS.jpg) ## Questions & Answers **Q: Id like to make sure these are single-function, wobble-only; that dual-function -- half-in, wobble function, fully in no wobble -- are too fickle. Tnx** A: If put in the wrench properly they will not wobble **Q: Are these designed for use with an impact wrench?** A: Yes they are for a wrench sizes are specified ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good Quilty for money *by K***S on 22 January 2026* Really good quality iteam ### ⭐⭐⭐⭐⭐ Good quality *by A***R on 1 September 2025* Have previously bought a socket set from this brand and used it with no problems. Not used extension bars yet. ### ⭐⭐⭐⭐⭐ Good value for money *by P***. on 13 July 2026* Looked local for two 1/4 inch extensions and local supplier had none got these fo about Β£3 more and got seven extra and a case all good ## Frequently Bought Together - CASOMAN 9 Pieces Extension Bar Set, 1/4", 3/8" and 1/2" Drive Socket Extension, Premium Chrome Vanadium Steel with Black Phosphate Finish - NEIKO 30249A 5 Piece Impact Socket Adapter Set, Standard SAE, 1/4, 3/8, 1/2" Cr-V Steel Impact Driver & Wrench Conversion Kit Socket Reducer, Locking Socket Adapter Set - EPAuto Impact Universal Joint Set, Cr-V,3 Pieces --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.id/products/241299071-casoman-9-pieces-extension-bar-set-1-4-3-8](https://www.desertcart.id/products/241299071-casoman-9-pieces-extension-bar-set-1-4-3-8) --- *Product available on Desertcart Indonesia* *Store origin: ID* *Last updated: 2026-08-15*