Built for grinding, deburring, and material removal where a low-profile angle head improves access, the Dotco 12L2718-36 Heavy Duty Head Right Angle Grinder combines the 12-27 Series platform with a 0.9 HP motor and 18,000 RPM free speed. The right angle configuration helps reach edges, corners, and restricted work areas that are difficult to approach with a straight die grinder, while the 1/4" collet accepts compatible mounted points, carbide burrs, and other properly rated accessories.
The composite housing helps reduce tool weight compared with all-metal body designs, supporting better handling during extended shop or production use. Its heavy duty head configuration is suited for users who need a compact grinder for controlled material removal, blending, and cleanup work across fabrication, aerospace, automotive, and industrial maintenance applications.
Type: Heavy Duty Head Right Angle Grinder | Brand: Dotco | Series: 12-27 Series | Power: 0.9 HP | Free Speed: 18,000 RPM | Collet Size: 1/4" | Housing: Composite
Features:
- Right angle head improves access for grinding and deburring in tight or obstructed work areas.
- 0.9 HP motor provides strong output for controlled material removal with compatible accessories.
- 18,000 RPM free speed supports efficient grinding, blending, and burr work.
- 1/4" collet accepts compatible mounted abrasive accessories and carbide burrs.
- Composite housing helps reduce overall handling weight during repeated use.
- Heavy duty head configuration supports demanding grinding and deburring tasks when properly matched with rated accessories.
Made in USA: 
Applications:
- Metal fabrication shops performing edge cleanup, weld blending, and localized material removal.
- Aerospace and composite work where controlled access and compact tool handling are important.
- Automotive and fleet maintenance for deburring brackets, housings, and repair components.
- Industrial MRO work involving gasket surface cleanup, casting flash removal, and small-area grinding.
- General shop grinding with properly rated 1/4" shank accessories.
FAQs:
- Q: What accessories fit the Dotco 12L2718-36?
A: This grinder uses a 1/4" collet and should be used only with compatible 1/4" shank accessories rated for at least the tool’s 18,000 RPM free speed. - Q: Why choose a right angle grinder instead of a straight die grinder?
A: A right angle grinder positions the accessory at 90 degrees to the tool body, helping the operator reach edges, corners, and confined areas where a straight grinder may not fit comfortably. - Q: What does 0.9 HP mean for grinding work?
A: The 0.9 HP motor provides stronger output than smaller finishing grinders, making it useful for controlled material removal, deburring, and blending when paired with the correct abrasive accessory. - Q: Can this tool be used with any grinding accessory?
A: No. The accessory must match the 1/4" collet size and must have a maximum operating speed equal to or greater than 18,000 RPM.
| SKU | Collet Size | Exhaust | Free Speed | Abrasive Capacity Grinder | Abrasive Capacity Sander | Weight | Length | Head Height | Air Inlet Size |
|---|---|---|---|---|---|---|---|---|---|
| r/min | Lb | in | in | in | |||||
| 12L2718-36 | 1/4 in | Rear | 18000 | 3/4“ Carbide Burr, 1.25“ Mounted Wheel | 4“ (100mm) Sanding/Polishing Disc | 1.98 | 8 | 2.90 | 1/4 in |
| 12L2714-28 | 3/8 in-24e | Rear | 14500 | 4“ (100mm) Type 1 | 3.31 | 8 | 2.90 | 1/4 in | |
| 12L2718-28 | 3/8 in-24e | Rear | 18000 | 4“ (100mm) Type 1 | 3.31 | 8 | 2.90 | 1/4 in |
Looking for more information about Dotco Grinder? Click here to view the Catalog
Need help selecting the correct Dotco Grinders for your application? Please call (800) 608-5210 or email info@intlairtool.com
- Type
- Grinder
- Power (hp)
- 0.9
- Power (kW)
- 0.67
- Collet Size (in.)
- 1/4
- RPM
- 18000
- Extension (in.)
- 3
- Abrasive Capacity
- 3/4" Carbide Burr, 1-1/4" Mounted Wheel
- Housing Material
- Composite
- Length (in.)
- 8.0
- Length (mm)
- 203
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- Local Inventory
