FLEX HONE GB41824 Cylinder Hone, 4-1/8 Inch Bore, 240 Grit, Silicon Carbide

• The GB41824 FLEX HONE tool provides precision plateau finishing and deburring in 4-1/8 in bores, ideal for engine, hydraulic hose, and pneumatic cylinder resurfacing.
• Features
  • 240 grit silicon carbide abrasive stones for controlled material removal
  • Self-centering, self-aligning, self-compensating design ensures uniform cross-hatch finish
  • Flexible nylon filaments support stones, floating to maintain bore alignment
  • Four inch abrasive length with 0.31″ stem fits standard drill chucks up to 600 RPM
  • Made in the USA by Brush Research Manufacturing
• Description
  • Flex-Hone Tool
  • Type: Standard Duty
  • Capacity: 4-1/8 to 3-3/4 Inch (Bore)
  • Size: 4-1/8 Inch Diameter x 13-1/2 Inch Length
  • Applicable Standard: ISO 9001
  • Abrasive Type: Silicon Carbide
  • Grit Size: 240
  • End Marking Color: Navy Blue
  • Applications: Automotive, Military, Aerospace, Marine, General Industrial, Manufacturing, Oil and Gas, Firearm, Musical Instrument, Fluid Power, Hydraulic, Aluminum Extrusion, Earth Moving Equipment
• Specifications
  • Order Part Number: BSGB41824
  • Item Description: Cylinder Hone 4-1/8" (105mm) Max Bore Diameter, 240 Grit
  • Manufacturer: Brush Research Manufacturing Co., Inc.
  • Manufacturer Part Number: GB41824
  • Country of Origin: US
  • Harmonization Code: 82079000
  • Default Selling Unit: EA
• The Cylinder Hone can also be referred to as 4-1/8 in flex hone, silicon carbide bore hone, 240 grit cylinder brush, cross-hatch plateau hone, and engine cylinder deburring tool.

Brush Research Manufacturing, the original FLEX HONE inventor, offers top quality honing tools made in the USA, trusted by automotive, aerospace, hydraulic, and industrial professionals for precise surface finishing and bore preparation.

 

Q: Will this hone work on stainless steel cylinders?
A: Yes, the 240 grit silicon carbide stones are excellent for finishing stainless steel, mild steel, cast iron, and other ferrous materials up to 600 RPM tip speed.

 

Q: What bore size range does GB41824 cover?
A: It’s designed for nominal 4-1/8 in bores and works best in cylinders from 3.75 in to 4.125 in diameter.

 

Q: Can I use a cordless drill with this hone?
A: Yes, it fits standard 3/8″ or 1/2″ drill chucks and operates effectively up to 600 RPM. Use proper honing oil and steady stroke technique.

 

Q: How do I clean and store the hone?
A: After use, rinse thoroughly in solvent or water, let it dry fully, and store it hanging or standing to prevent stone deformation.