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Drill America

Drill America SL-4 Carbide Burr/Rotary File Cone Double Cut for Die Grinder 1/2" Dia. x 1 1/8" Cut Length with 1/4" Shank and 3" Overall Length, DUL Series

✅ In stock 📉 Price recently dropped
D
Grade
😐 Weak Deal
30.13/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$16.40
Listed $31.99
Save $15.59 49% OFF
Analysis Confidence 100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 22, 2026 8:57 PM · Prices & availability subject to change

Is This a Good Price on Amazon?

😐 Weak Deal
  • 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
  • 💰At 39% above its usual rate, this is currently priced higher than what most shoppers have paid.
  • 🏷️The retail sticker price has been slashed by 49% — a steep markdown from the official listing.
  • 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
  • 📈The direction is downward at the moment; if that holds, an even better price may surface — though timing the market is never certain.

How We Scored This Deal

Price Competitiveness 0/28
Recent Value 16.87/22
Market Standing 3.26/20
Deal Strength 0/20
Momentum 10/10

📝 Product Overview

🏪 Sold by Amazon.com
🚚 Shipping Free Shipping

Product Details

Also called die grinder bits, rotary burrs and rotray files, these burrs are designed for cleaning out material in a wide-range of products including wood, plastics, stainless steel and other metals such as nickel, iron, steel, tool steel and titanium
Trade number SL-4 with a Cone Double Cut shape
Double-cut style has rows of cutting teeth cut in two intersecting directions for fast material removal and a rougher finish
1/2" Head Diameter with 1 1/8" Head Length and 3" Overall Length
1/4" round shank allow use with a wide variety of toolholding systems

⚙️ Specifications

Material
Carbide
Cutting Length
1.13 inches
Finish Type
Unfinished
Cutting Diameter
0.5 inches
Number of Flutes
4
Size
SL-4
End Cut Type
Tapered End
Cut Type
Double Cut
Brand
Drill America
Shape
Cone
Number of Cutting Edges
2

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