7PCS Magnetic Drill Bit Holder Extension Set 50mm 60mm 75mm 100mm, 1/4 Inch Hex Shank Screwdriver Bit Holder Carbon Steel CR-V Quick Change Magnetic Extension Bar for Impact Driver Electric Drill

• ① MULTI-SIZE EXTENSION SET FOR ALL WORK SCENARIOS This Magnetic Drill Bit Holder Extension Set includes multiple sizes: 4×60mm, 1×50mm, 1×75mm, 1×100mm, providing flexible reach options for different working depths. Ideal Extension Bit Holder solution for both precision and deep-access tasks.
• ② UNIVERSAL 1/4 INCH HEX SHANK COMPATIBILITY Designed with standard 1/4 inch hex shank (6.35mm), this set is compatible with Screwdriver Bit, Drill Bit Holder, Impact Driver, Electric Drill and Cordless Screwdriver, ensuring universal fit across most tool systems.
• ③ STRONG MAGNETIC HOLDING SYSTEM Built-in Magnetic Drill Bit Holder design provides strong grip to securely lock Screwdriver Bits and Drill Bits, preventing slipping or dropping during high-speed operation and improving work efficiency and safety.
• ④ CARBON STEEL & CR-V HEAVY DUTY MATERIAL Made from Carbon Steel and CR-V (Chrome Vanadium Steel), each Extension Bar offers high hardness, wear resistance and long-lasting durability, suitable for heavy-duty Impact Driver and professional workshop use.
• ⑤ FLEXIBLE REACH FOR TIGHT & DEEP AREAS Different lengths (50mm, 60mm, 75mm, 100mm) allow precise access to tight spaces, deep holes and hard-to-reach corners. A versatile Quick Change Magnetic Extension Set designed for woodworking, automotive repair and home DIY.

🟦 PRODUCT DESCRIPTION Upgrade your toolkit with this 7PCS Magnetic Drill Bit Holder Extension Set featuring multiple sizes: 50mm, 60mm, 75mm and 100mm. Built from Carbon Steel and CR-V, each Magnetic Extension Bar delivers high strength, durability and wear resistance. The 1/4 inch Hex Shank ensures universal compatibility with Screwdriver Bits, Drill Bits, Impact Drivers and Electric Drills. The strong Magnetic Holding System keeps bits secure during operation, making it ideal for woodworking, automotive repair, furniture assembly and professional maintenance tasks. 🟨 PRODUCT INFORMATION Product Name: Magnetic Drill Bit Holder Extension Set Quantity: 7 PCS Sizes Included:4 × 60mm,1 × 50mm,1 × 75mm,1 × 100mm Material: Carbon Steel + CR-V (Chrome Vanadium Steel) Shank Type: 1/4 Inch Hex Shank (6.35mm) Compatible With: Impact Driver,Electric Drill,Cordless Screwdriver,Screwdriver Bit,Drill Bit Holder,Quick Change Chuck Applications: Home DIY,Furniture Assembly,Woodworking,Automotive Repair,Machine Maintenance,Professional Workshop Use