Brush Research GBD31224 FLEX-HONE®, 3-1/2" (89mm) Diameter, 240 Grit, Silicon Carbide, For Mild Steel, Stainless Steel Cast Iron and Softer Ferrous Materials

Flex-Hone

Brush Research GBD31224 FLEX-HONE®, 3-1/2" (89mm) Diameter, 240 Grit, Silicon Carbide, For Mild Steel, Stainless Steel Cast Iron and Softer Ferrous Materials

Name: Brush Research GBD31224 FLEX-HONE®, 3-1/2" (89mm) Diameter, 240 Grit, Silicon Carbide, For Mild Steel, Stainless Steel Cast Iron and Softer Ferrous Materials
Brand: Flex-Hone
SKU: B002XUL1JE
Price: 58.99 USD
Availability: InStock

✅ In stock

Grade

💤 Not a Deal

2.11/100

Current Price

$58.99

Listed $70.84

Save $11.85 17% OFF

Analysis Confidence 63%

Check Deal at Amazon

Price verified Sep 23, 2026 3:34 PM · Prices & availability subject to change

Is This a Good Price on Amazon?

💤 Not a Deal

💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
💰The current price is slightly above the going rate for this product — worth watching for a drop.
🏷️The listed retail price is trimmed by 3% at checkout.
📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.

How We Scored This Deal

Price Competitiveness 0/28

Recent Value 0/22

Market Standing 2.11/20

Deal Strength 0/20

Momentum 0/10

📝 Product Overview

🏪 Sold by PMD Products

Product Details

✓[QUALITY]-Proudly Made in the USA. Quality and consistency you can count on made from the inventors and makers of the tool.

✓[DESIGN]-The FLEX-HONE is intentionally manufactured oversized. This engineered oversize creates the optimal amount of pressure inside the cylinder wall allowing the tool to be self-centering, self-aligning and self-compensating for wear and easy use.

✓[FINISHING BENEFITS]-Offered in a wide variety of grits to achieve specific finishing tolerances as well as a beautiful crosshatch finish. Ideal for rebuilding hydraulic and pneumatic cylinders, engine and brake cylinders, valve guides, pumps, compressors and more.

✓[CROSSHOLE DEBURRING]-Accomplish finishing and deburring simultaneously in a single setup. Can be used in virtually any rotating spindle from a hand drill, drill press or CNC equipment.

✓[240 GRIT SILICON CARBIDE ABRASIVE]-Excellent on mild steel, stainless steel, cast iron and other softer ferrous materials. Typically achieves a finish of 24 - 32 Microinch (.6 - .8 Micrometer).

✓[WHAT'S INCLUDED]-1 Each of a GBD Heavy Duty FLEX-HONE: 3.500" (89mm) Bore Diameter, 5" Abrasive Part Length, 0.310" Shank Diameter, 13.5" Overall Length. For Use on Bore Diameters Between 3.251"-3.500". PLEASE NOTE: ORDER BY BORE SIZE.