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Brush Research GB418320AO Flex-Hone 4-1 8 inch
20th Jul 2026, 06:42 PM

Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Price may vary by location, shipping cost, and availability.
Lowest ever
$120.36

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Highest: $120.36
Average: $120.36
Lowest: $120.36

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Price History Information

You can check the price history of Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials here. This product's current Price in USA is $120.36. The average and highest prices are $120.36 and $120.36 respectively.

Lowest Ever Price $120.36
12th Jul 2026
Average Price $120.36
Based on 11 days price tracking
Highest Price $120.36
12th Jul 2026

Price History of All Variants of Brush Research GB418320AO Flex-Hone 4-1 8 inch...

Brush Research GB334320AO Flex-Hone 3-3434 95mm Diameter
Offer Price: $131.89

Brush Research GB334320AO Flex-Hone®, 3-3/4" (95mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314240AO FLEX-HONE 3-14 inches 83mm
Offer Price: $66.34

Brush Research GB314240AO FLEX-HONE®, 3-1/4" (83mm) Diameter, 240 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314180AO FLEX-HONE 3-1434 83mm Diameter

Brush Research GB314180AO FLEX-HONE®, 3-1/4" (83mm) Diameter, 180 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB41880AO Flex-Hone 4-1834 105mm Diameter
Offer Price: $141.72

Brush Research GB41880AO Flex-Hone®, 4-1/8" (105mm) Diameter, 80 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418240AO FLEX-HONE 4-1834 105 mm
Offer Price: $81.78

Brush Research GB418240AO FLEX-HONE®, 4-1/8" (105 mm) Diameter, 240 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB334800AO Flex-Hone 3-3434 95mm Diameter

Brush Research GB334800AO Flex-Hone®, 3-3/4" (95mm) Diameter, 800 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB312400AO Flex-Hone 3-1234 89mm Diameter
Offer Price: $118.02

Brush Research GB312400AO Flex-Hone®, 3-1/2" (89mm) Diameter, 400 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418600AO Flex-Hone 4-1834 105mm Diameter
Offer Price: $120.36

Brush Research GB418600AO Flex-Hone®, 4-1/8" (105mm) Diameter, 600 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB41880AO Flex-Hone 4-1834 105mm Diameter

Brush Research GB41880AO Flex-Hone®, 4-1/8" (105mm) Diameter, 80 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418120AO FLEX-HONE 4-1834 105mm Diameter

Brush Research GB418120AO FLEX-HONE®, 4-1/8" (105mm) Diameter, 120 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314600AO Flex-Hone 3-1434 83mm Diameter

Brush Research GB314600AO Flex-Hone®, 3-1/4" (83mm) Diameter, 600 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314180AO FLEX-HONE 3-1434 83mm Diameter

Brush Research GB314180AO FLEX-HONE®, 3-1/4" (83mm) Diameter, 180 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB334800AO Flex-Hone 3-3434 95mm Diameter

Brush Research GB334800AO Flex-Hone®, 3-3/4" (95mm) Diameter, 800 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314180AO FLEX-HONE 3-1434 83mm Diameter
Offer Price: $66.35

Brush Research GB314180AO FLEX-HONE®, 3-1/4" (83mm) Diameter, 180 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314600AO Flex-Hone 3-1434 83mm Diameter
Offer Price: $98.55

Brush Research GB314600AO Flex-Hone®, 3-1/4" (83mm) Diameter, 600 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB334240AO FLEX-HONE 3-3434 95mm Diameter
Offer Price: $78.71

Brush Research GB334240AO FLEX-HONE®, 3-3/4" (95mm) Diameter, 240 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB312240AO FLEX-HONE 3-1234 89mm Diameter
Offer Price: $68.21

Brush Research GB312240AO FLEX-HONE®, 3-1/2" (89mm) Diameter, 240 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB458320AO Flex-Hone 4-5834 117mm Diameter
Offer Price: $122.80

Brush Research GB458320AO Flex-Hone®, 4-5/8" (117mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314240AO FLEX-HONE 3-1434 83mm Diameter

Brush Research GB314240AO FLEX-HONE®, 3-1/4" (83mm) Diameter, 240 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB334800AO Flex-Hone 3-3434 95mm Diameter

Brush Research GB334800AO Flex-Hone®, 3-3/4" (95mm) Diameter, 800 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314320AO Flex-Hone 3-1434 83mm Diameter
Offer Price: $169.86

Brush Research GB314320AO Flex-Hone®, 3-1/4" (83mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB312600AO Flex-Hone 3-1234 89mm Diameter
Offer Price: $195.23

Brush Research GB312600AO Flex-Hone®, 3-1/2" (89mm) Diameter, 600 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418120AO FLEX-HONE 4-1834 105mm Diameter

Brush Research GB418120AO FLEX-HONE®, 4-1/8" (105mm) Diameter, 120 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB312180AO FLEX-HONE 3-12 inches 89mm
Offer Price: $62.87

Brush Research GB312180AO FLEX-HONE®, 3-1/2" (89mm) Diameter, 180 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB41860AO Flex-Hone 4-1834 105mm Diameter
Offer Price: $77.91

Brush Research GB41860AO Flex-Hone®, 4-1/8" (105mm) Diameter, 60 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB314600AO Flex-Hone 3-1434 83mm Diameter

Brush Research GB314600AO Flex-Hone®, 3-1/4" (83mm) Diameter, 600 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB334800AO Flex-Hone 3-3434 95mm Diameter
Offer Price: $113.08

Brush Research GB334800AO Flex-Hone®, 3-3/4" (95mm) Diameter, 800 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB33440AO Flex-Hone 3-3434 95mm Diameter
Offer Price: $73.23

Brush Research GB33440AO Flex-Hone®, 3-3/4" (95mm) Diameter, 40 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418180AO FLEX-HONE 4-1834 105mm Diameter
Offer Price: $65.61

Brush Research GB418180AO FLEX-HONE®, 4-1/8" (105mm) Diameter, 180 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB312320AO Flex-Hone 3-1234 89mm Diameter
Offer Price: $84.40

Brush Research GB312320AO Flex-Hone®, 3-1/2" (89mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418120AO FLEX-HONE 4-1834 105mm Diameter

Brush Research GB418120AO FLEX-HONE®, 4-1/8" (105mm) Diameter, 120 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB312400AO Flex-Hone 3-1234 89mm Diameter

Brush Research GB312400AO Flex-Hone®, 3-1/2" (89mm) Diameter, 400 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB33440AO Flex-Hone 3-3434 95mm Diameter

Brush Research GB33440AO Flex-Hone®, 3-3/4" (95mm) Diameter, 40 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418120AO FLEX-HONE 4-1834 105mm Diameter
Offer Price: $80.21

Brush Research GB418120AO FLEX-HONE®, 4-1/8" (105mm) Diameter, 120 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418800AO Flex-Hone 4-1834 105mm Diameter
Offer Price: $120.36

Brush Research GB418800AO Flex-Hone®, 4-1/8" (105mm) Diameter, 800 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB41860AO Flex-Hone 4-1834 105mm Diameter

Brush Research GB41860AO Flex-Hone®, 4-1/8" (105mm) Diameter, 60 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Brush Research GB418320AO Flex-Hone 4-1834 105mm Diameter
Offer Price: $120.36

Brush Research GB418320AO Flex-Hone®, 4-1/8" (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Get Deal

Current Price in USA

Price $120.36

Product Information

Details

Product Name Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials
Store Product Code B002T0AWW0
Store Name amazon.com
Brand Flex-Hone
Rating 9.6 / 10
Category Flex Hones
Product Manufacturer Brush Research Manufacturing

Features

  • [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.
  • [320 GRIT ALUMINUM OXIDE ABRASIVE]-Excellent on Aluminum, Brass, Bronze, and softer non-ferrous materials. 240 AO is commonly used for deglazing Nikasil cylinders. Typically achieves a finish of 18 - 30 Microinch (.5 - .7 Micrometer).
  • [WHAT'S INCLUDED]-1 Each of a GB Standard Duty FLEX-HONE: 4.125" (105mm) Bore Diameter, 4" Abrasive Part Length, 0.310" Shank Diameter, 13.5" Overall Length. For Use on Bore Diameters Between 3.751"-4.125". PLEASE NOTE: ORDER BY BORE SIZE.

Images

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Image of Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials
Image of Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials
Image of Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials
Image of Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials
Image of Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials
Image of Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials
Image of Brush Research GB418320AO Flex-Hone, 4-1 /8 inch (105mm) Diameter, 320 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Rating and Reviews

9.6 Based on 107 reviews

Brush Research GB418320AO Flex-Hone 4-1 8 inch has 9.6 rating out of 10. This average rating is consist of 107 individual ratings. You can rate this product at product review page.

* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.
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