Alpen Wood Drill Bit Case 8 Pieces. -Heat resistant up to 250°C. -For drilling soft and hard wood, chipboard, hardboard and for drilling dowel holes. -Exact thanks to the centering tip. -Sharp due to precision sharpening. The case consists of: 1 3-piece wooden drill bit.0mm. diameter. >1 x 4 wood drill bit.0mm. diameter. >1 x 5-inch wood drill bit.0mm. diameter. >1 x 6-inch wood drill bit.0mm. diameter. >1 x 7 wood drill bit.0mm. diameter. >1 x 8 wood drill bit.0mm. diameter. >1 x 9 wood drill bit.0mm. diameter. >1 x 10 wood drill bit.0mm. diameter.