Step Drill Bits

PROJAHN HSS step drill bit, 9-36 mm, with spiral flute. Ideal for smooth drilling and deburring in metals, plastics, and plexiglass.

PROJAHN HSS-Co step drill bit, 6-30 mm, with spiral flute. Perfect for precise drilling and deburring in various materials like sheet metal and plastics.

PROJAHN HSS-Co step drill bit, 4-20 mm, with spiral flute. Perfect for precise drilling and deburring in various materials like sheet metal and plastics.

The INGCO AKSDS10201 is a high-speed steel step drill bit with a titanium coating, ideal for smooth and efficient drilling in materials like plastic, aluminum, copper, and stainless steel. Size range: 10-20mm.

INGCO's AKSDS06381 step drill bit is made from high-speed steel with a titanium coating. Its size range of 6-38mm makes it ideal for versatile drilling tasks across various materials.

The INGCO AKSDS04221 is a high-speed steel step drill bit, featuring a titanium coating and a size range of 4-22mm, ideal for precise and efficient drilling in a variety of materials.

The INGCO AKSDS10451 is a step drill bit made of high-speed steel with a titanium coating, suitable for drilling in various materials. Size range: 10-45mm.

The INGCO AKSDS06351 step drill bit, crafted from high-speed steel with a titanium coating, offers a size range of 6-35mm. It's perfect for precise and efficient drilling in various materials.

• HSS step drill can make smooth bores of various diameters with one drill
• CNC ground spiral groove provides optimized chip evacuation and reduced vibration for even bores

• total length: 50 mm
• stair diameter range : 4-12 mm

Master precision drilling with Milwaukee's 48899335 Step Drill Bit. Ideal for metals, it offers a single-cutting-edge design for cleaner, round holes.

• High quality
• Reduced vibration

• Minimum Head Size: 6 mm
• Maximum Head Size: 30 mm

• Smooth Drilling in Several Diameters with One Drill Bit.
• HSS Step Drill Bit performs smooth drilling in several diameters with one drill bit.

• Shank diameter mm: 10,0
• Versioning: HSS

• HSS step drill can make smooth bores of various diameters with one drill
• CNC ground spiral groove provides optimized chip evacuation and reduced vibration for even bores

• Diameter: 9 mm
• total length: 70.5 mm