Mag Drill FAQ's

What is a Mag Drill?

A mag drill (short for magnetic drill) is a specialised power tool used for drilling holes in metal, typically steel. It consists of a magnetic base that attaches to the metal surface, a drill motor, and an arbor or chuck to hold the drill bit or cutting tool. The magnetic base ensures the drill stays firmly in place during operation, which is crucial for precision and safety.

What is a Mag Drill Used For?

Mag drills are primarily used for drilling large-diameter holes in metal structures like steel beams, frames, and heavy machinery. They are commonly used in construction, fabrication, and industrial settings where high precision is required.

How to Use a Mag Drill:

1. Preparation:
Ensure the work surface is clean and free from debris. Place the mag drill on the metal surface where you intend to drill. Turn on the magnetic base to secure the drill to the surface.
2. Setup:
Attach the appropriate drill bit or annular cutter to the chuck or arbor. Set the desired speed on the drill, if adjustable, based on the material and bit being used.
3. Drilling:
If needed, mark the center of the hole with a center punch. Start the drill motor and gently bring the bit down to make contact with the surface. Apply steady pressure without forcing the drill to avoid damaging the bit or the machine. Once the hole is complete, turn off the motor and magnetic base. Remove the drill from the surface.
4. Cleanup:
Clear any metal shavings from the area. Check the drill bit or cutter for wear or damage.

Difference Between a Mag Drill and a Normal Drill:**

Magnetic Base: The key difference is the magnetic base in a mag drill, which allows it to attach securely to metal surfaces. Normal drills lack this feature and require manual support and clamping.

Precision and Stability: The magnetic base provides stability, allowing for more precise and larger holes in metal.

Application: Mag drills are specialised for metalworking, particularly for larger holes, whereas normal drills are more versatile but less suited for heavy metal drilling.

Can You Use Regular Drill Bits in a Mag Drill?

Yes, you can use regular twist drill bits in a mag drill, provided they are compatible with the drill's chuck or arbor. However, ma drill bits or cutters (which cut out a ring of material) are typically preferred for their efficiency in creating larger, cleaner holes in metal. View the full range of our mag drill bits.

How Big a Hole Can You Drill with a Mag Drill?

The size of the hole depends on the mag drill's capacity and the cutter or drill bit used. Mag drill bits or cutters typically range from 12mm to 100mm in diameter. Some mag drills can drill larger holes with specialised attachments, but the maximum size depends on the model and manufacturer specifications.

Do You Need a Pilot Hole for a Mag Drill?

Using a pilot hole is not usually necessary when using an mag drill bit or cutter with a mag drill, as these cutters are designed to work without one. However, for very large holes or when using a twist drill bit, starting with a pilot hole can help ensure accuracy and reduce stress on the drill bit.

Can You Use a Mag Drill on Pipe?

Yes, you can use a mag drill on pipe, but special considerations are needed:

Curved Surface: Since the surface is curved, standard mag drills may not attach as securely. Attachments: You can use pipe adapters or special mag drills designed for pipes to ensure a secure fit, such as the JEI Minibeast Curve Mag Drill. These attachments help stabilise the drill and allow for accurate drilling on curved surfaces.

RELATED LINKS:

Mag Drills

Mag Drill Bits