All-Purpose PREMIUM Diamond 1″ Core Bit


  • Use wet or dry
  • Made in USA
  • Unique “BORE” design allows for holes from ¾”( applies only to ¾” bit)
  • High quality diamond provides faster cutting and more life
  • For use with Drills
  • ¼” Round Shank  (for use with multiple different tools)

Product Description

PREMIUM Diamond 1/4″ Core AP Bit

Professional contractors and DIY enthusiasts rave about Devour’s diamond core drill bits! They love our durable bits that cut holes with precision and efficiency.


DEVOUR’s perfectly centered diamond drill bits are milled from a single piece of carbon steel. This process, paired with our high-quality diamonds, provides faster cutting and longer life. This quality is far superior to our competitors, who often weld their bits together.

Made in the USA! Unlike many competitors, DEVOUR is a family-owned and operated company that continues to serve you entirely from the United States. Dedicated employees across the American Midwest proudly do all our drill bit R&D, design, and manufacturing.


Our diamond drill bits come in three sizes: 3/4″, 1″, and 1-3/8″. The shank is ¾” long, and ¼” diameter for use with many different tools.

Wet or Dry

Used Wet or Dry – our quality bits provide a cutting experience rarely matched.


These bits work well on various materials, like granite, glass tile, porcelain tile, marble, cement board, and even wood subfloor.

But that’s not all! Order today and enjoy SAME DAY FREE SHIPPING, and HASSLE FREE RETURNS. Dive into a world of precision, durability, and excellence with Devour. Your perfect cut awaits!

Additional Information

Weight .175 lbs
Dimensions 3 × 5 × 1.1 in



Ceramic, Granite, Masonry, Natural Stone, Pavers, Porcelain, PVC


  • Wear goggles, face guard, earmuff, gloves, safety footwear, head protector and protective work clothes before run diamond blade.
  • Check the suitability of dry or wet cutting.
  • Be sure there is a blade guard in the power machine.
  • Be sure the material to be cut is suitable for the blade.
  • Mount the blade in the proper direction of rotation.
  • Run the diamond blade within its maximum operating speed.
  • Do not force blade into the material to be out.
  • Do not cut or grind with side of cut curve.
  • Inspect blade periodically during use for overheat or damage.


  • Read tool manual before use of this diamond cut off wheel.
  • Follow OSHA and ANSI B7.1 standards.
  • For specified material only.
  • Use eye, face, dust and ear protection.
  • Wear body apron and gloves.
  • Speed rating of diamond cut off wheel must be greater than tool speed.
  • Do not perform cutting operations without an appropriate guard or foot adjusted for maximum operator protection and stability.
  • Mount wheel with the flanges intended for cut off wheels. Do not mount the wheel on the grinder, if debris is present in the locking mechanism. Run in for one minute before cutting application.
  • Do not jam, twist or pinch wheel in the work piece, or apply excessive side pressure to the wheel. Kickback may occur if wheel is jammed.
  • Do not use near flammable materials or gases, fire or explosion may result.
  • Do not attempt to release the wheel while the grinder is still running.
  • Do not touch wheel immediately after use as it may still be hot.
  • Discard wheel if dropped, cracked or chipped.

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“I have seen these diamond metal blades around... Finally tried the devour metal cutting ones. Awesome! Also like that they are made here in America, that is always a plus“

— Maureen Brown


“Very impressive. We have made at least a hundred cuts and it isn't even worn. Even cut a bit of porcelain tile with it no problem“



“Used it on an angle grinder to cut out for wall switches and electrical outlets on several tiles. Worked like a charm.“

— Bruce D Johns


“I bought this blade to cut out cast iron pipes in an older house. It cut through the 2" cast iron drain pipe without much effort, and even after seven cuts, the cutting surface still looked new.“

— Marcus E Chrisman


“This blade made nice smooth cuts on some porcelain tile. No broken tiles = 5 stars“

— JT


“I cut pavers on an angle grinder with this blade but lost count how many pavers I cut over a 3 day period. I highly recommend this blade for cutting pavers.“

— Bruce D Johns