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Corded Sharpie DX™ Tungsten Grinder, Model A-PTGK-XXX

Get consistent tungsten prep and better arc starts—every weld.
The Sharpie DX™ Corded Tungsten Grinder delivers precise, repeatable grinding for improved arc stability, better puddle control, and cleaner welds. Built for shop use, this corded model provides reliable power and consistent performance without battery limitations.

Designed with an adjustable grind angle from 15° -to- 45°, the Sharpie DX™ handles a wide range of TIG welding applications with speed and precision. :contentReference[oaicite:0]{index=0}

Why Choose the Sharpie DX™

  • Consistent Arc Starts: Precision-ground tungsten for repeatable ignition.
  • Adjustable Grind Angles: 15°–45° for different welding applications.
  • Reliable Corded Power: No batteries—ideal for continuous shop use.
  • Multi-Size Capability: Handles .040" – 1/8" tungsten electrodes.
  • Built to Last: Industrial diamond wheel and durable components.

What’s Included

  • Sharpie DX™ Corded Tungsten Grinder
  • Adjustable grinding head (15°–45°)
  • Double-sided diamond grinding wheel
  • 1/16", 3/32", and 1/8" collets

.040" (1.0mm) collet sold separately

Compatibility

  • Works with tungsten sizes: .040" – 1/8" (1.0mm – 3.2mm)
  • Ideal for TIG welding applications
  • Designed for consistent tungsten preparation in shop environments

High Quality Tool:
Built to demanding specifications, the Sharpie DX™ features a Dremel 100 corded motor and an American-made industrial-grade double-sided diamond wheel. The majority of machined components are made in the USA, and each unit is hand-assembled in our Vista, California facility. :contentReference[oaicite:1]{index=1}

Build It Your Way™ with Anodized Head Colors (pick from options above)

Grinder Head & Base Face Plate Sample
UltraBright Silver UltraBright Silver
Tungsten Grey Tungsten Grey
Black Ops Black Ops
Auburn Red Auburn Red

 

Upgrade to a Pro Kit & Save 35% on Popular Accessories

Included Accessories DX Grinder Only DX Pro Kit
Part Number A-PTGK-DX A-PTGK-DX-K
DX Grinder (15°-45° Adjustable Grind Angle)
.040" (1.0mm) Collet -
1/16" Collet
3/32" Collet
1/8" Collet
Replacement Grinding Wheel -
Arc-Saber Tungsten Storage -
Pro Series TIG Calculator -

Key Features

Precise Diamond Ground Taper:
Consistent grind angles improve arc starts, puddle control, and weld quality.

Tip Flat Option:
Reduces burn-off, increases electrode life, and minimizes weld contamination.

Cut-Off / Score Option:
Remove contaminated tungsten cleanly without damaging the electrode.

Safe & Easy to Use:
Enclosed grinding wheel reduces safety risks compared to traditional grinders.

Save Time & Money:
Reduce tungsten waste and eliminate inefficient grinding methods.

Frequently Asked Questions

What is the difference between corded and cordless?
The corded model provides continuous power, making it ideal for shop environments and extended use.

What tungsten sizes can I grind?
This unit supports .040" (with optional collet), 1/16", 3/32", and 1/8" tungsten.

Why use a dedicated tungsten grinder?
It ensures consistent angles, better arc starts, and improved weld quality compared to hand grinding.


Hand-Held Tungsten Grinders with Anodized Head Colors are Copyright © Arc-Zone.com Inc. All Rights Reserved.
  • Minimum Tungsten Grind Length

    1-1/4” (31.7mm)
  • Adjustable Grind Angle

    From 15° - 45°
  • Voltage

    120V AC
  • Motor Length

    9" (229mm)
  • Motor Length w/ Head

    11" (279mm)
  • Weight

    4.3 lbs (1.95kg)
  • No Load RPM

    L - 12,000 / M - 24,000 / H - 30,000

(23) Reviews

Write a Review
  • Actually they sent me the cordless as a…

    Actually, they sent me the cordless as a substitution when they were out of this one. Love it! works great! Sharpen all my tungsten effortlessly (well, you do have to change collets) , blunts the tip, cuts off contaminated ends when you dip.

    Matthew F. |   Jan 11th 2022

  • What I ordered was the Corded Sharpie DX Tungsten…

    What I ordered was the "Corded Sharpie DX Tungsten Grinder" - what they sent me was the "Cordless Sharpie" - turns out, the cordless version works great and I guess I'm glad they sent it by mistake. The thing puts a very nice point on the tungsten and is consistent. The fact that it's cordless really makes it super convenient, more so than I originally thought.

    Kenneth B. |   Dec 7th 2021

  • I bought this as a gift but I still love it.…

    I bought this as a gift, but I still love it. Great tool.

    John B. |   Jun 2nd 2021

  • This tool seems well made. I've only sharpened…

    This tool seems well made. I've only sharpened four tungstens thus far, but it did so quickly and consistently.

    James R. |   Apr 28th 2021

  • A very well thought out tool. A little pricey for…

    A very well thought out tool. A little pricey for my budget but well worth it.

    Bruce M. |   Jan 26th 2021

  • Caught it on sale and what a bargain. The bundle…

    Caught it on sale and what a bargain. The bundle has everything you need to get started. Amazing value!

    Ronaldo S. |   Jan 14th 2021

Corded Sharpie DX™ Tungsten Grinder Adjustable 15°- 45°

$379.50 - $434.50
(23) Reviews
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