Aluminum Oxide 4" x 1/4" Square File

Aluminum Oxide 4" x 1/4" Square File

Item # AOSQ414

Coarse - $5.99
In Stock
Medium - $5.99
In Stock
Fine - $5.99
Sorry, this item is out of stock
Buy All 3 and Save - $15.99
Sorry, this item is out of stock
  • Aluminum Oxide Abrasive
  • Available in 3 grits
  • Square Shape
  • American Made


American Made Aluminum Oxide Files in a 1/4" Square Profile

There are times when you need a good sharpening stone in a specific shape. At 4" long with a 1/4" square profile, these aluminum oxide stones can be just the thing. Perfect for inside corners, these stones are proudly made for us in the US.

Available in 3 Grits. Choose the one that suits your need or save when you get all three.

  • Coarse - 120 Grit
  • Medium - 180-220 Grit
  • Fine - 320 Grit

Part numbers on stones:

  • Coarse - 91428
  • Medium - 91528
  • Fine - 91628

Need more information?

Call a Product Specialist

Monday through Friday, 8 a.m. - 4:30 p.m. CT
Phone US: 1-800-351-8234
Outside US: +1-608-203-1129

Email a Product Specialist
Emails are answered Monday through Friday
Thank you so much for your unbelievably quick service and delivery. I placed my order online and within pretty much one day the package is waiting on my door step. My order was also filled perfectly, no mistakes. I sure know where I will be purchasing all my sharpening supplies in the future. Great business practice you have. Please never change it.
James W, Aldan, PA