Auger Bit for Hard Wood. Made in Germany

Premium version, fully ground quality with two main cutting edges and two taper taps. Specially ground spiral for a very good chip removal.
2400 – 8000 rpm e.g. Ø 4 mm 5000 rpm in European hard wood. Further details in the speed diagram

Premium quality version, extra long, fully ground quality with two main cutting edges and two taper taps. Internally ground special spiral for very good chip removal

“Lewis” pattern, with crest of thread, one main cutting edge and one taper tap. With lug for wooden handle
For drilling deep holes in soft wood (depending on the diameter) and also limited in European hard wood

2800 – 3600 rpm e.g. Ø 18 mm 2800 rpm in glulam (glue laminated timber, on joinery machines)
Made in Germany

TCT brad point drill bit, cylindrical, two main cutting edges, two taper taps. Spiral form N.
4.000 – 10.000 rpm e.g. Ø 5 mm 8.000 rpm in European hard wood. Further details in the speed diagram.

Traditional cylinder boring bit with centre point, two main cutting edges and two taper taps. 700 – 3000 rpm. e.g. Ø 15 mm 2300 rpm in soft wood. Further details in the speed diagram