Page 440 - THREADING CATALOG

Indexable Drilling STA_2
THREAD DRILLING DCT (M8-M24) DCN (2) Dnominal (3) DCX (4) DCN-DCX M SDL E SDL T OAL R OAL LS LS STA_2 DCONMS SSC (5) FTDZ (6) SD_2

DC_2
PL
Drill Body with Exchangeable
Heads, Chamfering Inserts,
Internal Coolant and One Flat
SD_2
Shank. Used for Pre-Tread Holes.
LU
LPR
I
C
LU
LPR
DC_2
PL
DCONMS
Designation
45.0
6.8
6.80
7.40
88.14
DCT 068-021-14B-M8
M8
6.80
DCT 085-026-14B-M10
8.50
8.90
8.30
90.0
45.0
1.550
30.55
8.0
93.05
14.00
14.00
26.3
48.00
36.60
DCT 102-030-14B-M12
30.0
39.80
14.00
14.00
33.76
90.0
1.860
M12
53.90
98.86
45.0
DCT 120-035-16B-M14
16.00
39.08
90.0
12.00
12.90
60.20
45.10
34.9
16.00
M14
12.00
2.180
12.0
DCT 140-039-18B-M16 (1) 10.00 10.20 10.90 13.90 14.00 20.9 31.70 43.10 108.18 48.0 90.0 1.240 10.0 M10 25.74
18.00
62.50
110.55 48.0
43.55
18.00
M16
2.550
39.0
14.00
90.0
14.90
14.00
49.60
14.0
DCT 175-042-20B-M20 17.30 17.50 17.90 21.00 20.00 42.0 53.00 66.20 116.18 50.0 90.0 3.180 17.0 M20 46.98
DCT 210-048-25B-M24 21.00 21.00 21.90 25.50 25.00 48.2 60.30 72.80 128.82 56.0 90.0 3.820 21.0 M24 54.32
• Hole tolerance: D+0.05 in average conditions. However, it can be higher or lower according to machine and tooling conditions
• Do not mount smaller drilling heads other than the specified range of the drill body
(1) Reduce recommended feed for DCT 6.8 mm drills by 10%
(2) Cutting diameter minimum
(3) Pre-thread hole diameter
(4) Cutting diameter maximum
(5) Seat size code
(6) Used for standard thread size
Inserts: AOMT-Chamfering • IDI-SG • IDI-SK

Spare Parts
Designation
DCT 068-021-14B-M8 SR 34-508 M2.2X0.45 T-7/51 K DCM- 8
DCT 085-026-14B-M10 SR 34-508 M2.2X0.45 T-7/51 K DCM- 8
DCT 102-030-14B-M12 SR 34-508 M2.2X0.45 T-7/51 K DCM-10
DCT 120-035-16B-M14 SR 34-508 M2.2X0.45 T-7/51 K DCM-12
DCT 140-039-18B-M16 SR 34-508 M2.2X0.45 T-7/51 K DCM-14
DCT 175-042-20B-M20 SR 34-508 M2.2X0.45 T-7/51 K DCM-17
DCT 210-048-25B-M24 SR 34-508 M2.2X0.45 T-7/51 K DCM-21
DC_2
PL STA_2
DCT (3/8-7/8 UNC/UNF) DCN-DCX DCONMS
Drill Body with Exchangeable SDL
Heads, Chamfering Inserts, SD_2
Internal Coolant and One Flat LU LPR LS
Shank. Used for Pre-Tread Holes. OAL
I N C H
Designation DCN (1) Dnominal (2) DCX (3) DC_2 DCONMS SDL SD_2 LPR LU OAL STA_2 LS PL SSC (4) FTDZ (5)
DCT 0311-100-063B-3/8UNC .303 .311 .352 .590 .625 1.000 1.2050 1.860 1.4400 3.750 90.0 1.89 .05500 8.0 3/8UNC
DCT 0331-100-063B-3/8UNF .323 .331 .352 .610 .625 1.000 1.2090 1.860 1.4500 3.750 1.89 90.0 .05900 8.0 3/8UNF
DCT 0366-106-063B-7/16UNC .358 .366 .392 .630 .625 1.060 1.2650 1.900 1.5000 3.790 90.0 1.89 .06500 9.0 7/16UNC
DCT 0390-106-063B-7/16UNF .382 .390 .392 .630 .625 1.060 1.2500 1.900 1.4900 3.790 90.0 1.89 .07000 9.0 7/16UNF
DCT 0421-106-063B-1/2UNC .413 .421 .430 .630 .625 1.060 1.2450 1.970 1.4800 3.860 90.0 1.89 .07500 10.0 1/2UNC
DCT 0453-106-063B-1/2UNF .445 .453 .471 .630 .625 1.060 1.2310 1.970 1.4700 3.860 90.0 1.89 .08100 11.0 1/2UNF
DCT 0484-106-063B-9/16UNC .476 .484 .510 .630 .625 1.060 1.2270 1.980 1.4600 3.870 90.0 1.89 .08700 12.0 9/16UNC
DCT 0516-106-063B-9/16UNF .512 .516 .550 .630 .625 1.060 1.2130 1.980 1.4500 3.870 1.89 90.0 .09300 13.0 9/16UNF
DCT 0531-120-075B-5/8UNC .524 .531 .550 .750 .750 1.200 1.4150 2.110 1.6500 4.080 1.97 90.0 .09500 13.0 5/8UNC
DCT 0579-120-075B-5/8UNF .571 .579 .589 .750 .750 1.200 1.3940 2.130 1.6300 4.100 1.97 90.0 .10400 14.0 5/8UNF
DCT 0657-140-075B-3/4UNC .650 .657 .665 .780 .750 1.400 1.5680 2.320 1.8000 4.290 90.0 1.97 .11800 16.0 3/4UNC
DCT 0689-140-100B-3/4UNF .681 .689 .707 .880 1.000 1.400 1.6240 2.320 1.8600 4.520 2.20 90.0 .12400 17.0 3/4UNF
DCT 0764-165-100B-7/8UNC .756 .764 .786 1.000 1.000 1.650 1.9170 2.620 2.1500 4.820 2.20 90.0 .13700 19.0 7/8UNC
DCT 0811-165-100B-7/8UNF .803 .811 .825 1.000 1.000 1.650 1.8960 2.630 2.1300 4.830 2.20 90.0 .14600 20.0 7/8UNF
• Hole tolerance: D+.002 in average conditions. However, it can be higher or lower according to machine and tooling conditions
• Do not mount smaller drilling heads other than the specified range of the drill body
(1) Cutting diameter minimum
(2) Pre-thread hole diameter
(3) Cutting diameter maximum
(4) Seat size code
(5) Used for standard thread size
Inserts: AOMT-Chamfering • IDI-SG • IDI-SK
ISCAR
438