Product Description

Milwaukee 48899399 Step Drill Set (3 Pieces)

The Milwaukee 48899399 Step Drill Set is the ultimate solution for fast, clean, and precise drilling across a wide range of materials. Perfect for professionals in electrical, plumbing, HVAC, automotive, metalworking, and maintenance industries, this set delivers high performance and durability for all your drilling needs. With innovative design features, these step drills provide more efficiency, less hassle, and a longer tool life.

48899399 Features:

• Step drills are ideal for drilling into the following materials: - Ferrous & non-ferrous sheets metals, profiles and pipes. - Copper, brass and aluminium. - Stainless steel. - Plastics. - Maximum material thickness 4 mm. - To ensure best lifetime we recommend the use of a coolant.
• Trades: - Electrical: drilling of panels and cabinets for cable gland installation. - Plumbing / HVAC: access holes for pipework and installation. - Metal workers / fabrication: various sizes and hole enlargement. - Automotive: holes for cable installation (mobile telephones, antennas, re-directing electrical wiring). - Maintenance repair operations: various applications, sizes and hole enlargement.
• Step Drill advantages over conventional drill bits: - One drill bit to drill multiple sizes - Do more carry less! - Best option for enlarging existing holes. - More durable than twist drill bits, thick core resists breakage. - More accurate and less walking, tip starts on contact. - Clean burr free holes, less reaming required. - Drills plastic without splitting or cracking.
• Milwaukee® Advantages
• Spot drill - Drill - Debur - All in one go
• Rapid Strike tip for improved centering - less walking and fast drilling without the need to punch or pre drill the material.
• Special tip and step geometry for jam-free performance - less risk of drill snagging when used with high speed cordless tools and also prevents deformation of the drilled material.
• Optimised 2 flute ground sharpened edge geometry for 2 x faster and smoother cutting.
• Produced from custom engineered steel with black oxide coating for 4 x longer life.
• Optimised for use with high speed cordless drills.
• Laser engraved size markings for best long term visibility.
• Each step is relief ground to drill and deburr automatically.
• With 3 flat secure grip to prevent step drill from slipping in the chuck and ensure maximum transmission of torque.

48899399 Specification: 

• Pack quantity: 3

What is included:

• 1x 4-12mm Drill bit
• 1x 1,4 - 20 mm drill bit
• 1x 6-35mm drill bit