Brush Research GB41824BK Flex-Hone GB Series, 4-1/8 Inch (105 mm) Diameter, 240 Grit Silicon Carbide

Brush Research GB41824BK Flex-Hone GB Series, 4-1/8 Inch (105 mm) Diameter, 240 Grit Silicon Carbide

• Brush Research GB41824BK is a GB Series Flex-Hone tool sized for 4-1/8 Inch (105 mm) bores. It features 240 grit silicon carbide abrasive for plateau finishing, deburring, and crosshatch restoration in ferrous materials, with a 13.5 Inch overall length and 0.310 Inch shank for use in handheld drills.
• Features:
  • 4-1/8 Inch nominal bore size with self-centering action helps produce a consistent non-directional finish.
  • 240 grit silicon carbide abrasive targets mild steel, stainless steel, and cast iron for common cylinder finishing tasks.
  • 13.5 Inch overall length with 4 Inch abrasive part length supports reach and control during honing.
  • 0.310 Inch shank fits standard chucks for convenient use in handheld or low speed rotary tools.
  • Typical operating speed up to 900 RPM supports controlled material refinement without aggressive stock removal.
• Specifications:
  • Manufacturer: Brush Research Manufacturing
  • Part Number: GB41824BK
  • Series: GB (Standard Duty)
  • Nominal Bore Size: 4-1/8 Inch (105 mm)
  • Abrasive: Silicon carbide
  • Grit: 240
  • Overall Length: 13.5 Inch
  • Abrasive Part Length: 4 Inch
  • Shank Diameter: 0.310 Inch
  • Maximum Operating Speed: 900 RPM
  • System Compatibility or Application: For plateau finishing, deglazing, and deburring in ferrous cylinders and bores
  • Alternate Part Numbers / Cross References: GB41824; GB 4-1/8 240 SC
• The Flex-Hone GB Series tool can also be referred to as GB41824 Flex-Hone, 4-1/8 Inch cylinder hone, 240 grit silicon carbide hone, plateau finishing hone, and deburring hone.

Brush Research Manufacturing produces Flex-Hone tools and industrial brushes for deburring, surface finishing, and cleaning applications across automotive, aerospace, hydraulic, and general manufacturing industries.

Q: What materials is this 240 grit silicon carbide hone best for?
A: It is suited for mild steel, stainless steel, cast iron, and similar ferrous materials where a refined plateau finish is desired.

Q: What speed should I run the tool?
A: Operate at or below 900 RPM with a steady stroke and use an appropriate honing oil to achieve an even crosshatch.

Q: Will it fit a standard drill?
A: Yes. The tool has a 0.310 Inch shank that fits common drill chucks; keep speed moderate and use ample lubrication.