"Lewis" pattern with thread point, main cutting edge and spur, morse cone shank No. 2. For drilling precisely fi tting holes in all European solid woods. For joinery machines taking up morse cone No. 2. For hard wood and exotic hard wood like Bongossi we recommend the auger bit with bottom blade, our product line 1493. Larger diameters can be combined with our product line 1410/1493 and morse cone No. 2 adapter product line 1488.