10-Piece Magnetic Star-Shaped Bit Set | Professional S2 Alloy Steel Torx Screwdriver Bits for Impact Drills

This 10-piece magnetic star-shaped bit set gives you the right tool for Torx screws in cars, appliances, and electronics. Each bit is made from tough S2 alloy steel and measures 50mm (2 inches) long, so you can reach deep screws with confidence. The magnetic tip holds fasteners securely, reducing dropped screws and speeding up your work.

Whether you are a DIYer or a professional mechanic, these bits handle high-torque impact drivers without stripping or breaking. The set includes sizes T7 through T40 to cover most common star-shaped fasteners. You get a complete range of screwdriver bits in one compact kit, ready for your next repair project.

Each bit features a precision-machined star profile that fits snugly into screw heads, reducing cam-out and damage. The S2 alloy steel construction provides long-lasting durability, even under heavy use. The black oxide finish adds corrosion resistance and helps the bits last longer in tough conditions.

This bit set is designed for use with impact drills, screwdrivers, and power tools. The 1/4-inch hex shank fits standard quick-change chucks and bit holders. Store them in the included plastic case to keep your bits organized and protected between jobs.

Key Features and Benefits

- S2 alloy steel material that provides high hardness and impact resistance for long-lasting performance

• Magnetic tips that hold screws firmly in place, preventing drops and speeding up installation

• 50mm (2 inch) length that reaches recessed screws in tight spaces like car interiors and appliance panels

• 10-piece set covering sizes T7 to T40 that handles a wide range of Torx fasteners in one kit

• Precision star-shaped profile that fits screw heads snugly to reduce stripping and cam-out

• 1/4-inch hex shank that works with impact drivers, drill chucks, and standard bit holders

Who Is This For

- DIY homeowners who repair appliances, electronics, and furniture at home

• Auto mechanics and car enthusiasts working on interior panels, engine components, and trim

• Technicians servicing laptops, game consoles, and small electronic devices with Torx screws

• Contractors and handymen who need durable bits for daily use with impact tools

Usage Scenario

Mark was replacing the brake rotors on his truck when he hit a stubborn Torx bolt holding the caliper bracket. His old bits kept slipping, but the magnetic star-shaped bit from this set locked onto the screw head instantly. The 50mm length gave him the reach he needed, and the S2 alloy steel handled the impact driver torque without twisting. He finished the job in half the time and ordered a second set for his toolbox.

Micro Comparison

Unlike standard chrome vanadium bits that can snap under impact driver torque, these S2 alloy steel bits offer higher hardness and better shock absorption. Many budget sets only include 8 bits or skip smaller sizes like T7 and T8. This kit gives you 10 sizes from T7 to T40, so you have the right bit for both delicate electronics and heavy automotive work.

Specifications

Material: S2 Alloy Steel

Bit Length: 50 mm / 2.0 in

Shank Type: 1/4 inch Hex

Screw Head Type: Torx (Star)

Magnetic: Yes

Sizes Included: T7, T8, T9, T10, T15, T20, T25, T27, T30, T40

Package Quantity: 10 pieces

Please allow 1-3 mm / 0.04-0.12 in difference due to manual measurement.

Package Includes

- 1 x T7 Star Bit

• 1 x T8 Star Bit

• 1 x T9 Star Bit

• 1 x T10 Star Bit

• 1 x T15 Star Bit

• 1 x T20 Star Bit

• 1 x T25 Star Bit

• 1 x T27 Star Bit

• 1 x T30 Star Bit

• 1 x T40 Star Bit

• 1 x Plastic Storage Case

Why You Will Love It

You get a full range of Torx bits in one convenient set, so you never have to search for the right size again. The magnetic tips save time by holding screws securely, and the S2 steel gives you the confidence to tackle tough jobs with your impact driver. This is the set you will reach for first, every time.

Questions and Answers

Question: Are these bits compatible with impact drivers?

Answer: Yes, these bits have a 1/4-inch hex shank and are made from S2 alloy steel, making them suitable for use with impact drivers and standard drills.

Question: What sizes are included in this set?

Answer: The set includes 10 Torx sizes: T7, T8, T9, T10, T15, T20, T25, T27, T30, and T40.

Question: Do the bits have a magnetic tip?

Answer: Yes, each bit is magnetic to help hold screws in place during installation and removal.

Question: How long is each bit?

Answer: Each bit measures 50 mm or 2 inches in length, which is ideal for reaching recessed screws.

Question: Can I use these bits for electronics repair?

Answer: Yes, the smaller sizes like T7, T8, and T9 work well for laptops, game consoles, and other electronics with Torx fasteners.