18th Jul 2026, 08:06 PM

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

Name: Brush Research GB334240AO FLEX-HONE,3-3 4 inch 95mm Diameter,240 Grit,Aluminum Oxide,For Aluminum,Brass,Bronze and Softer Non-Ferrous Materials
Brand: Flex-Hone
Price: 78.71 USD
Availability: InStock
Rating: 9.6 (126 reviews)

Price may vary by location, shipping cost, and availability.

$78.71

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Highest: $78.71

Average: $74.94

Lowest: $71.16

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You can check the price history of Brush Research GB334240AO FLEX-HONE, 3-3 /4 inch (95mm) Diameter, 240 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials here. This product's current Price in USA is $78.71. The average and highest prices are $74.94 and $78.71 respectively.

Lowest Ever Price	$71.16
12th Jul 2026
Average Price	$74.94
Based on 8 days price tracking
Highest Price	$78.71
18th Jul 2026

Price History of All Variants of Brush Research GB334240AO FLEX-HONE 3-3 4 inch...

Brush Research GB334320AO Flex-Hone 3-3434 95mm Diameter

Offer Price: $179.41

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

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

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

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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

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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

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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

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Brush Research GB418600AO Flex-Hone 4-1834 105mm Diameter

Offer Price: $116.69

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

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

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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

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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

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

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

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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

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: $95.94

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

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

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

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

Get Deal

Brush Research GB312180AO FLEX-HONE 3-1234 89mm Diameter

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

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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

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

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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: $57.67

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

Get Deal

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

Get Deal

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

Get Deal

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

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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	$78.71

Product Information

Details

Product Name	Brush Research GB334240AO FLEX-HONE, 3-3 /4 inch (95mm) Diameter, 240 Grit, Aluminum Oxide, For Aluminum, Brass, Bronze and Softer Non-Ferrous Materials
Store Product Code	B007INTKRQ
Store Name	amazon.com
Brand	Flex-Hone
Rating	9.6 / 10
Category	Flex Hones
Product Manufacturer	Brush Research Manufacturing
Dimensions	3.5"L x 3.75"W

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.
[240 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 24 - 32 Microinch (.6 - .8 Micrometer).
[WHAT'S INCLUDED]-1 Each of a GB Standard Duty FLEX-HONE: 3.750" (95mm) Bore Diameter, 3.50" Abrasive Part Length, 0.310" Shank Diameter, 13.5" Overall Length. For Use on Bore Diameters Between 3.501"-3.750". PLEASE NOTE: ORDER BY BORE SIZE.

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Rating and Reviews

9.6 Based on 126 reviews

Brush Research GB334240AO FLEX-HONE 3-3 4 inch has 9.6 rating out of 10. This average rating is consist of 126 individual ratings. You can rate this product at product review page.