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1/4″ Concrete Drill Bit & Masonry Drill Bit Set(10PCS), Carbide Tip Drill Bit Set for Tile, Brick, Cement, Concrete, Glass, Plastic, Cinder Block, Wood etc by amoolo 1/4″(10pcs)

Quick facts

  • Brand: ‎amoolo
  • Price: USD 9.99
  • Rating: 4.30 (1542 reviews)

If you want a straightforward, budget-friendly set of masonry bits you can keep on hand for common household drilling jobs, the amoolo 1/4" Carbide Tip Drill Bit Set includes 10 matching bits sized at 1/4" diameter and 4" length. It’s built around carbide tips for abrasion resistance and longer-lasting sharpness when drilling into tougher materials.

The design details are practical for DIY work: a U-type slot helps with dust removal, and the 3-flat shank is made to hold more securely in your drill chuck for steadier drilling. It’s intended for use with electric or cordless hammer drills across a wide range of materials—just note the explicit limitation: it cannot be used on tempered glass (such as car glass).

For best results, the manufacturer recommends cooling with water and controlling speed while drilling, then drying and/or applying oil afterward to help prevent rust.

  • 10-piece set of 1/4" diameter masonry drill bits (4" length)
  • Carbide tips designed for durability and abrasion resistance
  • U-type slot for faster dust removal during drilling
  • 3-flat shank for a tighter, more stable grip in the chuck
  • Multi-material use: tile, brick, cement, concrete, glass, plastic, cinder block, and wood (not for tempered glass)

Backed by a 90-day warranty for refund or replacement through the seller/manufacturer if you’re not satisfied.