Sumitomo General Catalog 2025-2026

Super MultiDrills GS (External Coolant Supply)

Carbon Steel/ Alloy Steel up to 0.28%

Carbon Steel/ Alloy Steel from 0.29%

Hardened Steel from 46HRC

Hardened Steel up to 45HRC

Stainless Steel

Tempered Steel

Ductile Cast Iron

Aluminum Alloy

Ti Alloy Heat-resistant Steel

Copper Alloy

Cast Iron

Cut tap reccomendations based on 60-75% full thread. Form tap reccomendations based on 55-70% full thread. Tap Size values should be adjusted according to application.

LU

Fig 1

Grade: ACX70

PL

Coating

LCF

OAL

Diameter ø5.18 to 6.80mm (0.2040" to 0.2677") Dimensions ( mm /inch) Dia.DC Cut Tap Size Roll Form Tap Size Hole Depth (L/D) Cat. No. mm in. Fraction mm

● USA stocked item

« Worldwide Warehouse Item

Effective Length LU Flute Length LCF Overall Length OAL

Tip PL Shank Dia DCON

Fig

mm

mm

mm

mm

in.

in.

in.

in.

in.

l MDW02040GS2 l MDW0520GS2 l MDW0520GS4 l MDW02055GS2 l MDW0530GS2 l MDW0530GS4 l MDW02090GS2 l MDW0540GS2 l MDW0540GS4 l MDW02130GS2 l MDW0550GS2 l MDW0550GS4 l MDW02188GS2 l MDW02188GS4 l MDW0560GS2 l MDW0560GS4 l MDW02210GS2 l MDW0570GS2 l MDW0570GS4 l MDW02280GS2 l MDW0580GS2 l MDW0580GS4 l MDW0590GS2 l MDW0590GS4 l MDW02340GS2 l MDW02344GS2 l MDW0600GS2 l MDW0600GS4 l MDW02380GS2 l MDW0610GS2 l MDW0610GS4 l MDW02420GS2 l MDW0620GS2 l MDW0620GS4 l MDW02460GS2 l MDW02460GS4 l MDW0630GS2 l MDW0630GS4 l MDW02500GS2 l MDW02500GS4 l MDW0640GS2 l MDW0640GS4 l MDW0650GS2 l MDW0650GS4 l MDW02570GS2 l MDW02570GS4 l MDW0660GS2 l MDW0660GS4 l MDW02600GS2 l MDW02610GS2 l MDW02610GS4 l MDW0670GS2 l MDW0670GS4 l MDW02656GS2 l MDW02656GS4 l MDW02660GS2 l MDW02660GS4 l MDW02677GS2 l MDW0680GS2 l MDW0680GS4

5.18 0.2040 #6

18.29 0.7202 26.07 1.0262 66.07 2.6010 1.07 0.0422 5.95 0.2344 1

2 2 4 2 2 4 2 2 4 2 2 4 2 4 2 4 2 2 4 2 2 4 2 4 2 2 2 4 2 2 4 2 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 2 4 2 4 2 4 2 4 2 2 4

18.30 0.7205 26.10 1.0276 66.10 2.6024 32.30 1.2717 40.10 1.5787 82.10 3.2323

1 1

J

5.20 0.2047

1.10 0.0433 6.00 0.2362

5.22 0.2055 #5

18.25 0.7184 26.08 1.0266 66.09 2.6020 1.08 0.0426 5.95 0.2344 1

18.20 0.7165 26.10 1.0276 66.10 2.6024 32.20 1.2677 40.10 1.5787 82.10 3.2323

1 1

5.30 0.2087

1.10 0.0433 6.00 0.2362

5.31 0.2090 #4 1/4-20,M6x.75 M5.5x.5

18.13 0.7138 26.09 1.0273 66.09 2.6020 1.10 0.0433 5.95 0.2344 1

18.00 0.7087 26.10 1.0276 66.10 2.6024 32.00 1.2598 40.10 1.5787 82.10 3.2323

1 1

5.40 0.2126

1.10 0.0433 6.00 0.2362

5.41 0.2130 #3

18.00 0.7086 26.11 1.0281 66.12 2.6030 1.12 0.0441 5.95 0.2344 1

17.90 0.7047 26.10 1.0276 66.10 2.6024 31.90 1.2559 40.10 1.5787 82.10 3.2323 19.81 0.7801 28.15 1.1083 66.14 2.6040 33.81 1.3311 42.15 1.6593 82.14 3.2340 19.80 0.7795 28.20 1.1102 66.20 2.6063 33.80 1.3307 42.20 1.6614 82.20 3.2362

1 1 1 1 1 1

5.50 0.2165

1.10 0.0433 6.00 0.2362

1/4-28 M6x.5

5.56 0.2188 7/32

1.15 0.0453 5.95 0.2344

M6x1

5.60 0.2205

1.20 0.0472 6.00 0.2362

5.61 0.2210 #2

19.74 0.7773 28.16 1.1088 66.17 2.6050 1.16 0.0458 5.95 0.2344 1

M6x.75

19.70 0.7756 28.20 1.1102 66.20 2.6063 33.70 1.3268 42.20 1.6614 82.20 3.2362

1 1

5.70 0.2244

1.20 0.0472 6.00 0.2362

5.79 0.2280 #1

19.51 0.7682 28.20 1.1102 66.19 2.6060 1.20 0.0472 5.95 0.2344 1

19.50 0.7677 28.20 1.1102 66.20 2.6063 33.50 1.3189 42.20 1.6614 82.20 3.2362 19.40 0.7638 28.20 1.1102 66.20 2.6063 33.40 1.3150 42.20 1.6614 82.20 3.2362

1 1 1 1

5.80 0.2283

1.20 0.0472 6.00 0.2362

1/4-20

5.90 0.2323

1.20 0.0472 6.00 0.2362

5.94 0.2340 A 5.95 0.2344 15/64

19.32 0.7605 28.23 1.1115 66.24 2.6080 1.23 0.0485 5.95 0.2344 1 19.30 0.7599 28.23 1.1115 66.24 2.6080 1.23 0.0485 5.95 0.2344 1

19.20 0.7559 28.20 1.1102 66.20 2.6063 33.20 1.3071 42.20 1.6614 82.20 3.2362

1 1

6.00 0.2362 15/64

1.20 0.0472 6.00 0.2362

1/4-28

6.05 0.2380 B

23.17 0.9123 32.24 1.2693 74.24 2.9230 1.25 0.0493 7.14 0.2812 1

23.20 0.9134 32.30 1.2717 74.30 2.9252 34.20 1.3465 43.30 1.7047 84.30 3.3189

1 1

6.10 0.2402

1.30 0.0512 7.00 0.2756

6.15 0.2420 C M7x1

23.04 0.9071 32.26 1.2701 74.27 2.9240 1.27 0.0501 7.14 0.2812 1

23.00 0.9055 32.30 1.2717 74.30 2.9252 34.00 1.3386 43.30 1.7047 84.30 3.3189 22.91 0.9019 32.28 1.2709 65.91 2.5950 33.93 1.3359 43.30 1.7049 84.30 3.3190 22.90 0.9016 32.30 1.2717 74.30 2.9252 33.90 1.3346 43.30 1.7047 84.30 3.3189 22.78 0.8968 32.30 1.2718 74.32 2.9260 33.80 1.3308 43.33 1.7058 84.30 3.3190 22.70 0.8937 32.30 1.2717 74.30 2.9252 33.70 1.3268 43.30 1.7047 84.30 3.3189 22.60 0.8898 32.30 1.2717 74.30 2.9252 33.60 1.3228 43.30 1.7047 84.30 3.3189 24.55 0.9667 34.35 1.3522 74.35 2.9270 34.56 1.3607 44.35 1.7462 84.35 3.3210 24.50 0.9646 34.40 1.3543 74.40 2.9291 34.50 1.3583 44.40 1.7480 84.40 3.3228

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

6.20 0.2441

1.30 0.0512 7.00 0.2756

6.25 0.2460 D

1.29 0.0509 7.14 0.2812

6.30 0.2480

1.30 0.0512 7.00 0.2756

6.35 0.2500 1/4 M7x.75

1.32 0.0518 7.00 0.2812

6.40 0.2520

1.30 0.0512 7.00 0.2756

6.50 0.2559

1.30 0.0512 7.00 0.2756

6.53 0.2570 F 5/16-18 M7x1

1.35 0.0532 7.14 0.2812

6.60 0.2598

1.40 0.0551 7.00 0.2756

6.60 0.2600

24.46 0.9628 34.36 1.3528 74.37 2.9280 1.37 0.0538 7.14 0.2812 1

24.42 0.9616 34.37 1.3531 74.37 2.9280 34.43 1.3556 44.38 1.7471 84.38 3.3220 24.40 0.9606 34.40 1.3543 74.40 2.9291 34.40 1.3543 44.40 1.7480 84.40 3.3228 24.27 0.9556 34.39 1.3540 74.40 2.9290 34.28 1.3496 44.40 1.7480 84.40 3.3230 24.26 0.9551 34.39 1.3541 74.40 2.9290 34.27 1.3491 44.40 1.7481 84.40 3.3230

1 1 1 1 1 1 1 1

6.63 0.2610 G

1.37 0.0541 7.14 0.2812

6.70 0.2638

1.40 0.0551 7.00 0.2756

6.75 0.2656 17/64 5/6-18

1.40 0.0550 7.14 0.2812

6.76 0.2660 H 5/6-18

1.40 0.0551 7.14 0.2812

24.20 0.9529 34.40 1.3544 74.40 2.9290 1.41 0.0554 7.14 0.2812 1

6.80 0.2677

24.20 0.9528 34.40 1.3543 74.40 2.9291 34.20 1.3465 44.40 1.7480 84.40 3.3228

1 1

1.40 0.0551 7.00 0.2756

J12

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