4000-2/30 Grinders | McMaster-Carr

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38 Products

Dremel Electric and Cordless Straight Grinder Kits

Grind, sand, finish, and polish with these versatile kits.

They come with a light duty Dremel grinder that accepts a multitude of accessories. Grinders have a shaft lock for easy tool changes.

Caution: Use only accessories that have a greater rpm rating than the maximum speed of the grinder you choose.

Electric

Manufacturer Model No.	Max. Speed, rpm	For Shank Dia.	Switch Type	Speed Control Type	Voltage	Current, A	Electrical Connection	O'all Lg.	Wt., lbs.	Specifications Met	Includes		Each
4000-2/30	35,000	1/8"	Slide	Variable	120V AC	1.6	Plug	8 1/2"	1.25	CSA Certified	Light Duty Grinder, 30 Assorted Accessories, Circle Cutter, Plastic Storage Case	0000000	0000000

Dremel Right-Angle Attachments

Convert your straight grinder into an angle grinder.

Quick-connect system allows attachment without tools.

Lg.	For Manufacturer Model No.		Each
3"	100, 100-N/7, 200, 285, 3000, 3000-1/24, 3965-02, 3981-01, 4000, 4000-2/30, 4300, 7800-01, 7800-02, 8000, 8200, 8220, 8220-1/28, 8240, 8250, 8260	0000000	000000

Dremel Grinding Stones

Pair with Dremel rotary tools to sharpen, deburr, and grind metal surfaces.

	Shape	Head Dia.	Shaft Dia.	For Manufacturer Model No.	Pkg. Qty.		Pkg.
1	Cylindrical	3/16"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 756, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	0000000	000000
1	Cylindrical	3/8"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 751, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	0000000	00000
1	Cylindrical	5/8"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 758, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	0000000	00000
2	Cone	3/8"	1/8"	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200	5	0000000	00000
2	Cone	5/8"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 752, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	0000000	00000
3	Disc	5/8"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 754, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	0000000	00000
4	Disc	1"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 759, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	000000	00000
5	Taper	1/8"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 755, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	0000000	00000
6	Oval	3/16"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 753, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	0000000	00000
7	Pear	7/16"	1/8"	100-N/7, 200, 275, 285, 300, 3000-1/24, 395, 3965-02, 398, 400, 4000-2/30, 4300, 750, 770, 7700, 780, 7800-02, 800, 8050-N/18, 8100-N/21, 8200, 8220-1/28	5	0000000	00000

Bench Vises for Dremel

Bench Vise

Removable Clamp

Free up a hand while using your Dremel on a workpiece. You can use these vises in three different ways: hold your Dremel to make it a stationary tool, secure your workpiece in the vise, or remove the clamp and use it on its own. These vises rotate 360° and tilt, so you can work on your project from any angle.

Jaw					Overall
Wd.	Max. Opening	Material	Texture	Throat Dp.	Lg.	Wd.	Ht.	Wt., lbs.	For Max. Mounting Surface Thick.	For Manufacturer Model No.	Features	Includes		Each
With Flat Jaws
360° Swivel Base
7 1/2"	7"	Rubber	Grooved	2 1/4"	13"	4 1/4"	13"	2.7	2 1/2"	100, 100-N/7, 200, 285, 300, 3000, 3000-1/24, 395, 400, 4000, 4000-2/30, 4200, 800, 8100-N/21, 8200, 8220, 8220-1/28	Removable Clamp	Tool Holder Ring	0000000	000000

Tool Rests for Dremel

Tool Rest Shown In Use (Rotary Tool Not Included)

Tool Rest, Sanding Sleeve Drum, and Grinding Stone

Sharpen, grind, and sand at exact 45° and 90° angles.

Lg.	Ht.	For Manufacturer Model No.	Includes		Each
2 1/2"	2"	100, 100-N/7, 200, 3000, 3000-1/24, 4000, 4000-2/30, 4300, 7760-N/10, 8220, 8220-1/28, 8240, 8250, 8260	1/2" Sanding Sleeve Drum—60 Grit, Grinding Stone	000000	000000

Hand Grips for Dremel

Engrave, etch, carve, and polish with precise control. These grips shift the weight of your tool to your palm for a balanced feel and less fatigue.

Lg.	For Manufacturer Model No.	Includes		Each
4"	100, 100-N/7, 200, 3000, 3000-1/24, 4000, 4000-2/30, 4300, 7760, 7760-N/10, 8220, 8220-1/28, 8240, 8250, 8260	Engraving Cutter, Tracing Stencil	0000000	000000

Dremel Dust Fan Attachments

Mount these attachments to the nose of your Dremel to blow away dust and fine debris for better visibility when sanding, engraving, and carving.

For Manufacturer Model No.		Each
100, 100-N/7, 200, 3000, 3000-1/24, 4000, 4000-2/30, 4300, 7760-N/10, 8220, 8220-1/28, 8240, 8250, 8260	0000000	00000

Router Bit Kits for Dremel

Ball Cut Style

Chamfer Cut Style

Corner Rounding Cut Style

Square Cut Style

Keep a variety of bits on hand for routing, inlaying, and mortising in wood and other soft materials.

High-Speed Steel
No. of Pieces	For Manufacturer Model No.	Includes		Each
6	100, 100-N/7, 200, 3000, 3000-1/24, 4000, 4000-2/30, 8220, 8240, 8250, 8260	Six Router Bits	0000000	000000

Dremel Accessory Kits

Complete a wide range of cutting, grinding, and sanding tasks by pairing these accessories with your Dremel rotary tool.

Total No. of Pieces	For Manufacturer Model No.	Includes		Each
8	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200, 8220-1/28, 8250, 8260	Diamond Drill, Mandrel, Plastic Storage Case, Two Diamond Wheel Points, Two Grinding Stones, Two Polishing Wheels	0000000	000000
16	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200, 8220-1/28, 8250, 8260	10 Cutting Wheels, Engraving Cutter, Mandrel, Plastic Storage Case, Steel Brush, Three Grinding Stones	0000000	00000
20	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200, 8220-1/28, 8250, 8260	10 Sanding Discs, Drill Bit, Four Sanding Bands, Mandrel, Plastic Storage Case, Sanding Band & Mandrel, Three High Speed Cutters	0000000	00000
31	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200, 8220-1/28, 8250, 8260	15 Sanding Discs, Cutting Wheel, Eight Sanding Bands, Four Grinding Stones, Lock Abrasive Buffs, Mandrel, Plastic Storage Case, Sanding Band & Mandrel	0000000	00000
52	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200, 8220-1/28, 8250, 8260	36 Cutoff Wheels, Bristle Brush, Cutting Wheel, Four Polishing Wheels, High Speed Cutter, Plastic Storage Case, Polishing Compound, Sanding Band & Mandrel, Three Sanding Bands, Two Grinding Stones, Two Mandrels	0000000	00000
110	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200, 8220-1/28, 8250, 8260	19 Sanding Bands, 26 Cutoff Wheels, 30 Sanding Discs, Dressing Stone, Eight Felt Polishing Wheels, Four Grinding Stones, High Speed Cutter, Plastic Storage Case, Polishing Compound, Wrench	0000000	00000

Dremel Tool Hangers

Screw these hangers onto your workbench.

Ht. Range	For Manufacturer Model No.	Includes		Each
26" to 41"	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7800-02, 8000, 8200	Fasteners	0000000	000000

Dremel Quick-Change Accessory Kits

The quick-change arbors in these kits allow you to easily swap accessories.

No. of Pieces	For Manufacturer Model No.	Includes		Each
8	100, 100-N/7, 200, 285, 3000, 3000-1/24, 3965-02, 3981-01, 4000, 4000-2/30, 4300, 7760-N/10, 7800-01, 7800-02, 8000, 8100-N/21, 8200, 8220, 8220-1/28, 8240, 8250, 8260	Buffing Wheel, Polishing Compound, Quick-Change Wheel Arbor, Three Sanding Brushes, Two Polishing Wheel Brushes	0000000	000000
11	100, 100-N/7, 200, 285, 3000, 3000-1/24, 3965-02, 3981-01, 4000, 4000-2/30, 4300, 7760-N/10, 7800-01, 7800-02, 8000, 8100-N/21, 8200, 8220, 8220-1/28, 8240, 8250, 8260	10 Quick-Change Cutting Wheels, Quick-Change Wheel Arbor	0000000	00000
18	100, 100-N/7, 200, 285, 3000, 3000-1/24, 3965-02, 3981-01, 4000, 4000-2/30, 4300, 7760-N/10, 7800-01, 7800-02, 8000, 8100-N/21, 8200, 8220, 8220-1/28, 8240, 8250, 8260	Quick-Change Grinding Wheel, Quick-Change Wheel Arbor, Sanding Brush, Sanding Drum, Six Sanding Bands, Six Sanding Discs, Two Grinding Stones	0000000	00000
70	100, 100-N/7, 200, 285, 3000, 3000-1/24, 3965-02, 3981-01, 4000, 4000-2/30, 4300, 7760-N/10, 7800-01, 7800-02, 8000, 8100-N/21, 8200, 8220, 8220-1/28, 8240, 8250, 8260	11 Quick-Change Cutting Wheels, 12 Sanding Discs, 40 Sanding Bands, Quick-Change Wheel Arbor, Sanding Drum, Three Buffing Wheels, Two Sanding Brushes	0000000	00000

Dremel-Compatible Safety Shields

160° Coverage

360° Coverage

Protect yourself from sparks or flying debris when using your rotary tool.

Shields with 160° coverage only cover part of your rotary tool, so they're compact. They have a spring-friction design that lets you rotate them for quick adjustment and access to your rotary tool accessory.

Shields with 360° coverage close automatically.

160° Coverage
For Max. Wheel Dia.	For Manufacturer Model No.	Includes		Each
1 1/2"	100, 100-N/7, 200, 285, 3000, 3000-1/24, 3965-02, 3981-01, 4000, 4000-2/30, 4300, 7760, 7800-01, 7800-02, 8000, 8200, 8220, 8220-1/28, 8240, 8250, 8260	1 1/2" Cutoff Wheel, Grinding Stone, Wheel Brush	0000000	000000
360° Coverage
1 1/2"	100, 100-N/7, 200, 285, 3000, 3000-1/24, 3965-02, 3981-01, 4000, 4000-2/30, 4300, 7760, 7800-01, 7800-02, 8000, 8200, 8220, 8220-1/28, 8240, 8250, 8260	1 1/2" Cutoff Wheel	0000000	00000

Dremel Quick-Change Wheels

Swap accessories quickly and safely without tools. These wheels have a special arbor hole that work with a pull-twist-release locking mechanism (sold separately). They are also compatible with standard Dremel wheel arbors with a slotted-head-screw locking mechanism.

For technical drawings and 3-D models, click on a part number.

Grinding Wheels

Grinding Wheel

Wheel Arbor with Pull-Twist-Release Mechanism

Wheels
			Wheel						Wheel Arbors with Pull-Twist-Release Locking Mechanism
Thick.	Arbor Hole Size	Max. Speed, rpm	Type	Shape	Abrasive Material	Pkg. Qty.		Pkg.		Each
1 1/2" Dia.
For Use On Steel, Stainless Steel, Aluminum, Brass, Copper
0.138"	1/8"	35,000	Type 1	Straight	Aluminum Oxide	2	0000000	000000	0000000	00000

Dremel Nose Cap Wrenches

For fast accessory changes without any other tools, twist these wrenches to loosen and tighten the collet on your Dremel grinder.

Dia.	Lg.	For Manufacturer Model Number		Each
1"	3/4"	100, 100-N/7, 200, 3000, 3000-1/24, 4000, 4000-2/30, 4300, 7760-N/10, 8240, 8250, 8260	0000000	00000

Dremel Tile Cutting Kits

For Ceramics

For Grout

Create stable, controlled cuts in tile or grout with a guide and bit that allow maximum visibility.

Kits for grout have a special guide that keeps the bit centered in the grout line at a 30° angle.

For Ceramics
No. of Pieces	Max. Cutting Depth	For Manufacturer Model No.	Includes		Each
2	3/4"	100, 100-N/7, 200, 285, 3000, 3000-1/24, 3965-02, 4000, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200, 8220-1/28, 8240, 8250, 8260	One Bit for Cutting Ceramic Tile, One Cutting Guide	0000000	000000
For Grout
2	1/2"	200, 285, 3000, 3000-1/24, 3965-02, 4000, 4000-2/30, 7800-02, 8000, 8100-N/21, 8200, 8220-1/28, 8240, 8250, 8260	One Bit for Grout Removal, One Cutting Guide	0000000	00000

Collets for Dremel Bit and Bur Grinders

Pair with Dremel rotary tools to securely grip bits and burs.

For Dremel Grinder
Collet Size	Manufacturer	Manufacturer Model Number	For Manufacturer Model Number		Each
1/32"	Bosch	483	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7760-N/10, 7800-02, 8000, 8100-N/21, 8200	00000000	00000
1/16"	Bosch	482	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7760-N/10, 7800-02, 8000, 8100-N/21, 8200	00000000	0000
1/8"	Bosch	480	100-N/7, 285, 3000-1/24, 3965-02, 4000-2/30, 7760-N/10, 7800-02, 8000, 8050-N/18, 8100-N/21, 8200, 8220-1/28	00000000	0000