3M SecureFit Safety Glasses, Anti-Fog Clear Lens vs DEWALT 20V MAX XR Brushless 4-1/2 in. Angle Grinder (Tool Only)
What separates them
These two differ on 1 recorded specification. The DEWALT 20V MAX XR Brushless 4-1/2 in. Angle Grinder (Tool Only) is $146.03 dearer. They are different kinds of product — safety glasses against cordless angle grinder — so read the table as two spec sheets rather than a like-for-like.
3M SecureFit Safety Glasses, Anti-Fog Clear Lens vs DEWALT 20V MAX XR Brushless 4-1/2 in. Angle Grinder (Tool Only)
3M
3M SecureFit Safety Glasses, Anti-Fog Clear Lens
$12.97
ANSI Z87.1 is the rating that makes eyewear safety eyewear, and it is a pass or fail standard -- glasses without it are not lighter-duty protection, they are not protection.
Full details →DEWALT
DEWALT 20V MAX XR Brushless 4-1/2 in. Angle Grinder (Tool Only)
$159.00
A cordless grinder trades runtime for the cable, and that trade only works with a 5 Ah battery or larger -- on a 2 Ah pack this cuts for a few minutes at a time.
Full details →Who the 3M SecureFit Safety Glasses, Anti-Fog Clear Lens is for
Buy it if: Anyone using a grinder, saw or drill, which is to say anyone using the rest of this department.
Avoid it if: Chemical splash work, which needs sealed goggles rather than open safety glasses.
Who the DEWALT 20V MAX XR Brushless 4-1/2 in. Angle Grinder is for
Buy it if: Trades already on 20V MAX who need a grinder away from power.
Avoid it if: Continuous cutting or grinding, where a corded grinder is cheaper and never stops.
Specifications, side by side
1 of 16 rows differ. Differences first.
| Specification | 3M SecureFit Safety Glasses, Anti-Fog Clear Lens | DEWALT 20V MAX XR Brushless 4-1/2 in. Angle Grinder |
|---|---|---|
| Price | $12.97 | $159.00 |
| Warranty | Manufacturer defect warranty | 3-year limited warranty, 1-year free service |
| Batteries included | not published | None -- tool only |
| Battery platform | not published | DEWALT 20V MAX |
| Coating | Anti-fog | not published |
| Lens material | Polycarbonate | not published |
| Lens tint | Clear | not published |
| Motor type | not published | Brushless XR |
| No-load speed | not published | 9,000 rpm |
| Safety features | not published | Electronic brake and kickback brake |
| Safety standard | ANSI Z87.1 | not published |
| Spindle thread | not published | 5/8 in-11 |
| Splash rated | No -- use goggles for chemical splash | not published |
| Temple design | Pressure diffusion, self-adjusting | not published |
| Tool weight | not published | 4.0 lb bare |
| UV protection | 99.9 per cent | not published |
| Wheel diameter | not published | 4-1/2 in |
Every row is a figure one or both products record. A blank is a figure the catalogue does not hold, not a zero.
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