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![BRM GB31220 FLEX-HONE®, 3.500" (89mm) Bore, 13.5" OAL, 20 Grit, Silicon Carbide (SC)](/vendors/1175201/large/GB_Flexhone_Packaged_2022.jpg "BRM GB31220 FLEX-HONE®, 3.500" (89mm) Bore, 13.5" OAL, 20 Grit, Silicon Carbide (SC)")
BRM GB31220 FLEX-HONE®, 3.500" (89mm) Bore, 13.5" OAL, 20 Grit, Silicon Carbide (SC) by Brush Research Manufacturing
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- Part Number: GB31220
- UPC: 00843469142931
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Product Variations (209)
Product Overview
Info & Guides
The GB31220 FLEX-HONE® tool for surface finishing and deburring is designed for bore sizes between 3.251" and 3.500". Featuring 3.50" of abrasive globules which are composed of 20 grit Silicon Carbide (SC). Excellent for Mild steel, stainless steel, cast iron and other softer ferrous materials. 20 grit generally provides an Ra Finish range of 125 - 250 Microinch (3.2 - 6.3 Micrometer).
Long Description
Specifications
Details
Category:
Abrasives
Subcategory:
Polishing
Subtype:
Flexible Cylinder Hones
Abrasive Type:
Silicon Carbide
Grit:
20
Abrasive Part (in):
3.50
Applicable Materials:
Mild steel, stainless steel, cast iron and other softer ferrous materials
Bore Diameter (in):
3.500
Bore Diameter (mm):
89
Brand Name:
Brush Research Manufacturing
Item Height (inches):
5
Item Length (inches):
14
Item Quantity:
Each
Item Weight (lbs):
1
Item Width (inches):
5
Maximum Bore Diameter (in):
3.500
Minimum Bore Diameter (in):
3.251
Overall Length (in):
13.5
Product Series:
FLEX-HONE® - GB Standard Duty (3-1/4"-4-5/8")
Ra Range:
125 - 250 Microinch (3.2 - 6.3 Micrometer)
Recommended RPM:
600 - 900
Stem Diameter (in):
0.310
Stem Marking:
Silver/No Color
Tip Marking:
Brown
Trade Name:
FLEX-HONE®
UPC Number:
843469142931
Manufactured By:
Brush Research Manufacturing
Other Details
Can be used in virtually any rotating spindle
Commonly used for finishing, deburring, and edge breaking
Excellent on mild steel, stainless steel, cast iron and other softer ferrous materials
Proudly made in the USA
Self Centering, Self Aligning, Self Compensating for Wear
Typically achieves a finish of 125 - 250 Microinch (3.2 - 6.3 Micrometer)