Exact 50071 Step Drill Set 4-12/4-20/6-30 mm HSS TiAlN Coating

• Made in Germany
• Laser scale of hole diameter + speed indications
• Cross-point
• Titanium aluminium nitride coating

Exact Step Drill Bit Set, 4-12/4-20/6-30 mm, HSS, TiAlN Coating. Application: for burr-free drilling and removing sheet metals, pipes and profiles and one-sided deburring in one operation drilling range: 6-30 mm step height: 4 mm total length: 98 mm. Shaft diameter: 10 mm, drill steps: 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 303 surface shaft, EXACT step drill bits allow drilling with different diameter levels in different materials of up to 4.0 mm material thickness. The material thickness is determined by the step height.