1662 TCT-Cylinder Boring Bit, 1500 – 8000 rpm. e.g

“Lewis” pattern with crest of thread, main cutting edge and bottom blade.
700 – 2250 rpm e.g. Ø 12 mm 1500 rpm in European hard wood. Further details in the speed diagram

500 – 800 rpm e.g. Ø 40 mm 800 rpm in soft wood. Further details in the speed diagram
Made in Germany

Twist drill with long shank (SDS-plus) and specially ground roof-like tip which can be regrounded easily. Quality according to DIN 7490 and the valid safety regulations

500 – 2500 rpm. e.g. Ø 12 mm 2000 rpm in soft wood. Further details in the speed diagram

Brad point drill bit with extra long brad point (ground three-edged), two main cutting edges, two taper taps, four grooves on the spiral.

800 – 2500 rpm e.g. Ø 16 mm 2000 rpm in soft wood

The pilot-drill bit is ideal for drilling at an angle which is not 90° in workpieces surface, which occurs for example in the construction of staircase. Can be used with the centre point as traditional Bormax