GB/T 1132-2004/ISO 521:1975,MOD
product no diamete total length Flute length Morse shank No
5.5EFD 5.5 138 26 1
6EFD 6 138 26 1
7EFD 7 150 31 1
8EFD 8 156 33 1
9EFD 9 162 36 1
10EFD 10 168 38 1
11EFD 11 175 41 1
12EFD 12 182 44 1
14E

GB/T 1132-2004/ISO 521:1975,MOD

product no diamete total length Flute length Morse shank No
5.5EFD 5.5 138 26 1
6EFD 6 138 26 1
7EFD 7 150 31 1
8EFD 8 156 33 1
9EFD 9 162 36 1
10EFD 10 168 38 1
11EFD 11 175 41 1
12EFD 12 182 44 1
14EFD 14 189 47 1
15EFD 15 204 50 2
16EFD 16 210 52 2
18EFD 18 219 56 2
20EFD 20 228 60 2
22EFD 22 237 64 2
25EFD 25 268 68 3
28EFD 28 277 71 3
32EFD 32 317 77 4
36EFD 36 325 79 4
40EFD 40 329 81 4
50EFD 50 344 86 4