3001 Hougen Drive • Swartz Creek, MI 48473 • USA • info@hougen.com • 800-426-7818

See Why Rotabroach Cutters
Are the Best.

"12,000-Series"

For use on Hougen Portable Magnetic Drills and materials up to 350 BHN. Made of hardened, high speed tool steel and precision ground, cutters feature a 3/4" diameter shank (Model HMD915 require adapter #02386) and are available in 1, 2, 3, 4 & 6" D.O.C. Plus, modified end tooth geometry for stacked plate drilling is available. "12,000-Series" Annular Cutters are resharpenable using the 10950 Sharpening Machine.

Why use Rotabroach Cutters (pdf)

Custom Cutter Application Form

Standard Rotabroach Cutters
(up to 275 BHN)

Pilots

Tap Drills

4" & 6"
Extended Reach 
Rotabroach Cutters

TiN Coated Rotbroach Cutters
( up to 325 BHN)

Modified TiN Coated Premium Rotabroach Cutters
(up to 350 BHN)

Annular Cutter
Accessories

Cutter Diameter
(inches & metric)

Decimal Equivalent

Part No.

1" (25mm) DOC

2" (50mm) DOC

3" (76mm) DOC

3/4" Diameter Shank Cutters

Use with Pilot ---->

10531

10532

---

7/16

.4375

12114*

12214*

---

1/2

.5000

12116*

12216*

---

9/16

.5625

12118*

12218*

---

Use with Pilot ---->

10527

10528

24131

5/8

.6250

12120*

12220*

---

11/16

.6875

12122*

12222*

---

3/4

.7500

12124*

12224*

3-12224*

13/16

.8125

12126*

12226*

3-12226*

7/8

.8750

12128*

12228*

3-12228*

15/16

.9375

12130*

12230*

3-12230*

1

1.000

12132*

12232*

3-12232*

1-1/16

1.0625

12134*

12234*

3-12234*

1-1/8

1.1250

12136*

12236*

3-12236*

1-3/16

1.1875

12138

12238*

3-12238*

1-1/4

1.2500

12140

12240*

3-12240*

1-5/16

1.3125

12142

12242*

3-12242

1-3/8

1.3750

12144

12244*

3-12244*

1-7/16

1.4375

12146

12246*

3-12246

1-1/2

1.5000

12148*

12248*

3-12248

1-9/16

1.5625

12150

12250*

3-12250

1-5/8

1.6250

12152

12252

3-12252

1-11/16

1.6875

12154

12254

3-12254

1-3/4

1.7500

12156

12256

3-12256

1-13/16

1.8125

12158

12258

3-12258

1-7/8

1.8750

12160

12260

3-12260

1-15/16

1.9375

12162

12262

3-12262

2

2.0000

12164*

12264*

3-12264

2-1/16

2.0625

---

12266*

3-12266

2-1/8

2.1250

---

12268

3-12268

2-3/16

2.1875

---

12270

3-12270

2-1/4

2.2500

---

12272

3-12272

2-5/16

2.3125

---

12274

3-12274

2-3/8

2.3750

---

12276

3-12276

Use with Pilot ---->

10531

10532

---

.4724

12312

12412*

---

.5118

12313

12413

---

.5512

12314

12414

---

.5906

12315

12415

---

Use with Pilot ---->

10527

10528

24131

.6299

12316

12416

---

.6693

12317

12417

---

.7087

12318

12418

---

.7480

12319

12419

12519**

.7874

12320

12420

12520**

.8268

12321

12421

12521**

.8661

12322

12422

12522**

.9055

12323

12423

12523**

.9449

12324

12424

12524**

.9843

12325

12425

12525**

1.0236

12326

12426

12526**

1.0630

12327

12427

12527**

1.1024

12328

12428

12528**

1.1417

12329

12429

12529**

1.1811

12330

12430

12530**

1.2205

12331

12431

12531**

1.2598

12332

12432

12532**

1.2992

12333

12433

12533**

1.3386

12334

12434

12534**

1.3779

12335

12435

12535**

1.4173

12336

12436

12536**

1.4567

12337

12437

12537**

1.4961

12338

12438

12538**

1.5354

12339

12439

12539**

1.5748

12340

12440

12540**

1.6142

12341

12441

12541**

1.6535

12342

12442

12542**

1.6929

12343

12443

12543**

1.7323

12344

12444

12544**

1.7717

12345

12445

12545**

1.8110

12346

12446

12546**

1.8504

12347

12447

12547**

1.8898

12348

12448

12548**

1.9291

12349

12449

12549**

1.9685

12350

12450

12550**

2.0079

12351

12451

12551**

2.0472

12352

12452

12552**