SKU: 70324008098

Brush Research Manufacturing BC21418 FLEX-HONE Cylinder Hone. BC Series. Silicon Carbide Abrasive. 2-1/4" (57 mm) Diameter. 180 Grit Size

Sale price$36.59 Regular price$40.66
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Description

Brush Research Manufacturing BC21418 FLEX-HONE Cylinder Hone. BC Series. Silicon Carbide Abrasive. 2-1/4" (57 mm) Diameter. 180 Grit SizeFlexible honing with the Flex Hone tool produces an oil holding cross hatch pattern and a true plateau finish free of cut. torn and folded metal. Any type or size of cylinder can benefit from the Flex Hone. These abrasive bead style brushes are produced in standard diameters from 4mm to 36 inches. Nine abrasive types are offered including silicon carbide. aluminum oxide. boron carbide and diamond allowing the tool to be tailored to finish any base

Flexible honing with the Flex-Hone tool produces an oil holding cross hatch pattern and a true plateau finish free of cut. torn and folded metal. Any type or size of cylinder can benefit from the Flex-Hone. These abrasive bead style brushes are produced in standard diameters from 4mm to 36 inches. Nine abrasive types are offered including silicon carbide. aluminum oxide. boron carbide and diamond allowing the tool to be tailored to finish any base material. A choice of 11 different grit selections are available for precise control of finish parameters. The elimination of peaks results in rapid ring seating. better oil control. reduced seepage in hydraulic and pneumatic applications and provides better seal performance and longer seal life. Successful applications include firearm chambers. shotgun barrels. musical instruments. combustion chambers. air compressors. pumps. valve bodies. valve guides. brake cylinders. wheel cylinders and the list goes on and on. Flex-Hone tools are also very effective for deburring cross drilled holes. port radiusing and edge blending. Because of its unique construction. the Flex-Hone is self-centering. self-aligning. and self-compensating for wear so it does not require an elaborate set-up or special training. Deburring can be effectively automated and combined in the machining process to allow a complete cylinder finish in one operation or it can be employed as a secondary operation with equal results.

Features

  • Flexible abrasive cylinder hone for surface finishing and cross hole deburring

  • Self-centering. self-aligning. self-compensating for wear

  • Use by hand or in CNC equipment

Specifications

Brand Name: Flex-Hone Tool

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 70324008098

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4.7 ★★★★★
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Product Reviews
D
Verified Purchase
Dane W.
Belleville, US
★★★★★ 5
Great plugs
Size: 2 Pairs / 4 pcs
These are great plugs! Worked like it should!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 26, 2024
B
Verified Purchase
bob
Cuba, US
★★★★★ 3
Does the job, easy use, a bit bulky not exactly as described
Size: 12 Pairs / 24 pcs
Bare wire can be intolerable to work with. Banana plugs make a positive secure connection. These plugs are a touch bulky. Nice to not have to deal with small screws. Use as large of gauge wire as possible. The description says no unintentional disconnections. I beg to differ the bite of teeth aren’t as good as described. Used a 16 gauge pure copper speaker wire and a teenager taught me how secure the wire really is by tugging on the wire not the banana plug pulling the wire free. It does the job, it’s not the latest and greatest. If you need easy get these. If you want slim secure banana plugs buy the small screw type.
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Reviewed in the United States on July 3, 2025
A
Verified Purchase
Amazon Customer
Belleville, US
★★★★★ 5
GET THEM!!
Size: 12 Pairs / 24 pcs, Size: 12 Pairs / 24 pcs
Fully gold plated inside and out! I initially got the amazon basic connectors for the same price, but was disappointed in the tiny burgundy positive label they had. It was also very dirty inside the connector and it wasn’t gold plated through out the connector. These are excellent in quality and have a bright red ban on the connector! You wont be disappointed and beats out Sewell connectors for the price!
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Reviewed in the United States on January 24, 2025
M
Verified Purchase
Mark
Lexington, US
★★★★★ 2
Decent, but be careful of frequent use.
Size: 12 Pairs / 24 pcs, Size: 12 Pairs / 24 pcs
The looks are very nice, functional if left alone once assembled. After that I would leave them alone otherwise you risk the main male portion just coming loose of the housing, sound quality is decent, nothing to write home about, but again, not very durable. If they could fix that 1 thing, these would be very good buy and value, the rest of each plug is hefty and well made.
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Reviewed in the United States on January 12, 2026
J
Verified Purchase
James
Lake Worth, US
★★★★★ 5
Great Banana Plugs
Size: 6 Pairs / 12 pcs
I recently purchased these FosPower banana plugs to tidy up my speaker wiring, and they’ve been a significant improvement over bare wire ends. Installation is straightforward: strip the wire, loosen the two tiny set screws, slide the wire in, tighten everything down, and then screw the barrel back on. Once assembled, the connection feels secure and tight, making it much easier to swap gear around and reducing the risk of stray strands causing a short. The standout feature of this design is the dual set-screw clamp. It firmly grips the speaker wire without relying on the outer collar to “crush” it in place. I’m using 12-gauge wire, and it holds well for my setup. Initially, the plugs may fit snugly in some binding posts. Once seated, there’s no wobble, but it might take a bit of extra push the first time. The set screws are small, so a bit of precision is needed. Use a small flathead screwdriver and don’t over-tighten them. Overall, these plugs feel well-made, look clean once installed, and fulfill their purpose as banana plugs: making speaker connections quick, neat, and reliable.
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Reviewed in the United States on May 27, 2026

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