Item 31387

4-1/2" Wolverine High Density Flap Disc, Flat (TY27), Phenolic Backing, 40Z, 7/8" Arbor Hole

Weiler Wolverine 4.5 inch high density flap discs deliver a fast cut rate and consistent performance at a good value when grinding steel and other metals.

The high density flap design is conformable to irregular surfaces while the flat type 27 disc shape is ideal when grinding between 0° – 15°. The 40 grit abrasive grain is best for edge beveling, chamfering, weld grinding, and blending with an angle grinder.

Wolverine is an aggressive, get it done product line for everyday general purpose use.
Application Finishing Grinding
Material Application Stainless Steel Steel
Compatible Tool Right Angle Grinder

Features and Benefits

High cut rate and consistent performance at a good value.
Self-sharpening zirconia alumina (ZA) grains hold up under high temperatures and extreme pressure.
High density flap design is conformable to irregular surfaces.
7/8" open or plain arbor offers a cost-effective mounting option when using adapting nuts.
Phenolic backing prevents scratching of the workpiece.
Best on steel, cast iron and general use.


ANSI standard B7.1
Application Finishing, Grinding
Arbor Hole Size 7/8 IN
Arbor Hole Style Unthreaded
Attachment Type Unthreaded Hole
Backing Plate Material Phenolic
Block Length Not Applicable
Block Material Not Applicable
Block Width Not Applicable
Brand Weiler Wolverine
Broom Grade Not Applicable
Broom Style Not Applicable
Brush Diameter N/A N/A
Brush Length Not Applicable
Brush Thickness Not Applicable
Brush Width Not Applicable
Buffing Style Not Applicable
Cap Material Not Applicable
Color Blue
Commodity Code 6805 30 1000 - ABR W/ BASE NOT PAPER/TEXTILE
Compatible Tool Right Angle Grinder
Country of Origin United States of America
Cover Material Not Applicable
Diameter 4-1/2 IN
Face Width Not Applicable
Fill Color Not Applicable
Fill Diameter Not Applicable
Fill Material Not Applicable
Firearm Caliber / Gauge Not Applicable
Flap Density High Density
For Use With Spanner Nuts
Grade/Hardness Not Applicable
Grain Type Zirconia Alumina
Grit 40
Industry Fabrication
Item UPC Code 012382313876
Material Application Stainless Steel, Steel
Maximum RPM 12000
Product Type Flap Disc - Wolverine
Prop 65 Warning Description WARNING: This product can expose you to chemicals including Silica, which is known to the State of California to cause cancer. For more information go to
Sales Unit of Measure Each/Pieces
Standard Pack Quantity 10
Wheel Type Type 27