DESIGNATION FOR TAILOR MADE TOOLS

For tailor-made drills, use the below guide line to make the designation (Cat. No).MCTR 18.50XM25-22
B
1234
1Series2Drill diameter3Driver diameter DCONMS4L/D ratio
DC (mm)
(mm)C
DeepTri-Drill18.5018.502525

MCTR (For machining centers and lathes) DeepTri-Drill MCTRCH (For gundrill machines,

cross hole specifi cation) D

LU

12 ≤ DC 14

LFLSE
LU
14 ≤ DC ≤ 28
LFLSF

LU 28 DC ≤ 40 G LF LS

DCDCONMS LULSLFDCDCONMS LULSLF
12 - 12.4920124.8 - 326.850153 - 22525.7 - 26.6940219.7 - 678.770270 - 719
12.5 - 12.9920123.8 - 326.850153 - 22626.7 - 27.6940227.7 - 703.770279 - 745
13 - 13.9925122.8 - 351.856156 - 24527.7 - 2840227.7 - 703.770281 - 747
14 - 14.4925122 - 37756156 - 41128.01 - 2940148.7 - 728.769215 - 795
14.5 - 14.9925122 - 37756157 - 41229.01 - 29.9940153.7 - 753.769222 - 822
15 - 15.9925130 - 40256166 - 43830 - 3140158.7 - 778.769228 - 848
16 - 16.7925138.2 - 427.256175 - 46431.01 - 3240163.7 - 803.769235 - 875
16.8 - 17.6925146.2 - 452.256184 - 49032.01 - 3340168.7 - 828.769241 - 901
17.7 - 18.6925154.2 - 47856194 - 51733.01 - 3440173.7 - 853.769248 - 928
18.7 - 19.6925163 - 50356203 - 54334.01 - 3540178.7 - 878.769253 - 953
19.7 - 20.6932171 - 528.260213 - 57035.01 - 3640183.7 - 903.769261 - 981
20.7 - 21.6932179.2 - 553.260222 - 59636.01 - 3740188.7 - 928.769266 - 1006
21.7 - 22.6932187.2 - 578.460232 - 62337.01 - 3840193.7 - 953.769274 - 1034
22.7 - 23.6932195.4 - 603.460241 - 64938.01 - 3940198.7 - 978.769279 - 1059
23.7 - 24.6932203.4 - 628.460251 - 67639.01 - 4040203.7 - 1003.769287 - 1087
24.7 - 25.6932211.4 - 653.760260 - 702

L

M