Sumitomo General Catalog 2025-2026

Indexable Insert Drills WDX - Inserts 4D (Internal Coolant Supply)

■ Insert Availability

Dimensions (inch/ mm )

Grade

Coated Carbide

N

High-speed/Light General-purpose Roughing

Fig 1 For low feed with chip evacuation

Fig 2 General-purp

K S

Process

RE2

L

G

Nose Radius RE2

Nose Radius RE1

Applicable Holder (Inch / Metric )

Width W1

Thickness S

Cat. No.

Fig

RE1

WDXT042004-L ● ● ● WDXT042004-G ● ● ● ● WDXT042004-H ● ● ● WDXT052504-L ● ● ● WDXT052504-G ● ● ● ● WDXT052504-H ● ● ● WDXT042004-M ● WDXT063006-L ● ● ● WDXT063006-G ● ● ● ● WDXT063006-H ● ● ● WDXT073506-L ● ● ● WDXT073506-G ● ● ● ● WDXT073506-H ● ● ● WDXT052504-M ● WDXT063006-M ● WDXT094008-L ● ● ● WDXT094008-G ● ● ● ● WDXT094008-H ● ● ● WDXT125012-L ● ● ● WDXT125012-G ● ● ● ● WDXT125012-H ● ● ● WDXT094008-M ● WDXT156012-L ● ● ● WDXT156012-G ● ● ● ● WDXT156012-H ● ● ● WDXT186012-L ● ● ● WDXT186012-G ● ● ● WDXT073506-M ● WDXT125012-M ●

WDX0562D4S075 to WDX0594D4S075 WDX130D4S20 to WDX150D4S20 1 2 Fig 1 For low feed with chip evacuation

.0157 (0.4)

Fig 1 For low feed with chip evacuation

Fig 2 General-purp

.1654 (4.2)

.0788 (2.0)

.0157 (0.4)

Fig 2 General-purpose

3 4

RE2 RE2

Fig 3 Strong Edged

Fig 4 For stainless

H G L

.0314 (.8)

RE2

G

J

WDX0625D4S100 to WDX0687D4S100 WDX155D4S20 to WDX180D4S25 1 2 L

RE2

.0157 (0.4)

.1969 (5.0)

.0984 (2.5)

.0157 (0.4)

M

RE1 RE1

3 4

RE1

.0394 (1.0)

RE1

WDX0750D4S100 to WDX0875D4S100 WDX185D4S25 to WDX225D4S25 1 2 RE2 Fig 1 For low feed with chip evacuation

Fig 2 General-purpose

.0236 (0.6)

.2362 (6.0)

.1181 (3.0)

.0236 (0.6)

Fig 3 Strong Edged

Fig 4 For stainless

RE2

3 4

Fig 3 Strong Edged

RE2 RE2 Fig 4 For stainless steel machining M S H G RE1

L

.0551 (1.4)

RE2

M

WDX0937D4S125 to WDX1125D4S125 WDX230D4S25 to WDX285D4S32 1 2 RE1 H

.0236 (0.6)

.2953 (7.5)

.1378 (3.5)

.0236 (0.6)

3 4

RE1 RE1

.0629 (1.6)

RE1

WDX1187D4S125 to WDX1437D4S150 WDX290D4S32 to WDX360D4S40 1 2 Fig 3 Strong Edged

.0315 (0.8)

RE2 Fig 4 For stainless steel machining M S

.3780 (9.6)

.1575 (4.0)

.0315 (0.8)

3 4

RE2

.0944 (2.4)

H

WDX1500D4S150 to WDX1750D4S150 WDX370D 4 S40 to WDX450D4S40 1 2 RE1

.0472 (1.2)

.4882 (12.4)

.1969 (5.0)

.0472 (1.2)

RE1

3 4

.1259 (3.2)

WDX1812D4S150 to WDX2125D4S150 WDX460D4S40 to WDX550D4S40 1 2 WDX2250D4S150 to WDX2625D4S150 WDX560D4S40 to WDX680D4S40 1 3

.5984 (15.2)

.2362 (6.0)

.0472 (1.2)

.0472 (1.2)

.7087 (18.0)

.2362 (6.0)

.0472 (1.2)

.0472 (1.2)

2 3

Identification Code WDXT 06 30 06 -G Width across Flats (6.0) Thickness x 10 (3.0) Nose Radius x 10 (0.6) WDXT186012-H ● ● ● ■ Recommended Cutting Conditions

USA stocked item

Breaker Type

Workpiece Hardness

f (feed rate) (IPR) (Min. - Max.) ø0.562 - ø1.00ø1.062 - ø1.50ø1.56 - ø2.125ø2.25 - ø2.625

Recommended Insert Grade

v c (Cutting Speed) (SFM)

Recommended Chipbreaker

Part Material

HB

Steel, Carbon Steel A529

G ACP300 450 - 780 .002 - .006 .003 - .008 .005 - .010 .006 - .012 L ACP300 450 - 750 .002 - .004 .002 - .005 .003 - .006 N/A G ACP300 400 - 700 .003 - .009 .004 - .010 .005 - .010 .006 - .012 G ACP100 400 - 700 .002 - .004 .002 - .005 .003 - .006 N/A G ACP100 350 - 550 .003 - .007 .003 - .008 .004 - .009 .004 - .010 G ACP100 350 - 525 .002 - .004 .002 - .004 .003 - .005 N/A L ACP300 350 - 700 .002 - .007 .003 - .008 .005 - .010 .006 - .010 G ACP100 350 - 650 .002 - .004 .002 - .005 .003 - .006 N/A G ACP100 300 - 500 .002 - .006 .003 - .007 .004 - .008 .006 - .009 G ACP100 300 - 500 .002 - .003 .002 - .004 .003 - .005 N/A G ACP100 350 - 650 .003 - .006 .003 - .008 .006 - .010 .006 - .012 G ACP100 300 - 450 .002 - .004 .003 - .005 .003- .006 N/A M ACM300450 - 700 .003 - .007 .003 - .008 .005 - .010 .006 - .012 M ACM300400 - 550 .002 - .006 .003 - .006 .004 - .008 .006 - .010 M ACM300450 - 700 .003 - .007 .003 - .008 .004 - .010 .006 - .012 M ACM300400 - 600 .002 - .006 .003 - .006 .004 - .008 .006 - .010 H ACK300 400 - 650 .004 - .008 .004 - .012 .006 - .014 .006 - .017

<190

1015 Steel 1045 Steel

190 ~ 250

1045 Steel Hardened

1075 Steel

250 ~ 350

1075 Steel Hardened

P

Low-alloy Steel

4140,4340

180 ~ 275

4140,4340 Hardened 4140,4340 Hardened 4140,4340 Hardened

275 ~ 350

High-alloy Steel

D2,L6,M2

200 ~ 325

D2,L6,M2 (Sintered) 304, 316 (Austenitic) 304, 316 (Austenitic)

160 280 160 240

Stainless Steel

M

403/Others (Martensitic/Ferritic) 403 / Others (Martensitic (hardened))

Cast Iron

K

Ductile Cast Iron H ACK300 300 - 500 .004 - .008 .004 - .012 .006 - .014 .006 - .017 S Exotic Alloy (Heat-Resistant Alloy, Super Alloy, Titanium Alloy, etc.) 200 ~ 375 G ACP300 80 - 250 .002 - .005 .003 - .007 .003 - .008 .003 - .010 N Aluminum Alloy G DL1500 650 - 1200 .003 - .006 .003 - .007 .004 - .008 .005 - .010 Copper Alloy G DL1500 600 - 900 .003 - .006 .003 - .007 .004 - .008 .005 - .010 For the P and K grades for which ACP300 and ACK300 inserts are the first recommendation, ACP100 inserts are the second recommendation. In this case, it is recommended to set the cutting speed (V c ) to 130% and the feed rate (f) to 75% of the figures in the table above.

J134

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