Drill bits from the premium series made of high quality HSS 4241. Designed for professional, industrial applications - drilling in inox steel, high-carbon steel and cast iron.

• wide diameter range - from 0,5 to 20 mm
• additional cutting edge along the spiral of the drill bit
• ground surface according to DiN 338 standard provides excellent precision and faster drilling speed for perfect dimensions of the drilled hole
• lower coefficient of friction reduces the adhesion of chips and filings to the drill bits
• "split point" cross cutting edge with a tip angle of 135° allows drilling without prior scoring, even with large drill diameters
• rolled drill chucks of more than 10 mm in diameter for a proper fit in the drill chuck

Parameters:

• diameter [mm]: 5.2
• length [mm]: 85
• number of pieces in the set: 1

Usage warnings: