Type of processing

•  Finishing (5)
•  For door lock-case (1)
•  Roughing (3)

Type of spiral

•  Compression cutter (5)
•  Downcut / negative (8)
•  Upcut / positive (16)

B (cutting length)

• (no filter) 

  12 (4) 42 (1) 16 (1) 32 (2) 22 (4) 14 (2) 17 (4) 45 (3) 35 (5) 27 (2) 55 (4) 75 (1) 72 (3) 102 (1) 1/2” (1) 3/4” (1) 1-1/4” (1) 1” (2) 2” (2) 1-1/8” (1) 1-5/8” (1) 52 (1)

D (diameter)

• (no filter) 

  3 (4) 4 (4) 5 (4) 6 (3) 7 (1) 8 (5) 10 (6) 11 (1) 12 (6) 14 (3) 16 (4) 18 (3) 20 (4) 4.5 (1) 3.5 (1) 1/8” (1) 3/16” (1) 1/4” (1) 5/16” (1) 3/8” (2) 1/2” (2) 5/8” (1) 3/4” (1)

L (total length)

• (no filter) 

  60 (2) 50 (2) 70 (3) 80 (7) 90 (2) 100 (4) 83 (1) 85 (1) 105 (2) 115 (3) 125 (2) 160 (1) 110 (5) 130 (4) 2” (1) 2-1/2” (1) 3” (2) 4” (2) 3-1/2” (1) 2-1/12” (1)

S (shank)

• (no filter) 

  10 (1) 12 (1) 6 (1) 8 (2)

Z

• (no filter) 

  1 (1) 2 (5) 3 (3)

Rotation

• RH (8) 

  LH (4)