• Home
  • HITACHI-728028

Mouse over above image to zoom.

3/8 In. Diamond Grit Drill Bit


Arriving Soon! (Warehouse acquiring product. Usually ships in 7-10 business days.)
 Low Price Guarantee
Low Price Guarantee Close  
Price Guarantee:
At Acme Tools we pride ourselves on offering you the best selection of tools, equipment and supplies in the industry at guaranteed low prices. From time to time we are not always able to see what the competition is doing. Our product is priced as low as possible. However, our prices won't be beat. If you see the exact item currently advertised for less (including the competitor's shipping and handling charges, taxes or any other hidden charges) we should be able to match that price. We reserve the right to verify current and net prices in these situations. See terms and conditions below. In the event of finding a lower price, use our Contact Us form and include the following information in the Comments Section for verification: Your order number, date of purchase, product number of item as well as the competitor's website and price. We will review the information, issue credit (if applicable), and get back to you within two business days.

Terms and Conditions:
  • The seller must be an authorized retail dealer.
  • Product must be in stock and an identical item.
  • This policy does not apply to auction sites, closeouts, clearance sales, misprints, giveaways, special promotions or discount offers and may not be used in conjunction with any other Acme Tools offers or coupons.
  • This policy is only valid within 30 days after your purchase date.
  • Your refund will be issued in the same form as your original payment.
  • Heavy Equipment does not qualify.

3/8 In. Diamond Grit Drill Bit

Hitachi’s revolutionary line of diamond grit drill bits are ideal for the professional and/or serious diyer who drills into hard materials like tile, marble, porcelain, granite, slate and glass.

  • They significantly outperform the standard carbide glass and tile bits on the market today, both in speed of drilling and the number of holes that can be drilled per bit
  • This 3/8 In. glass and tile bit drills holes through glass, marble, class 5 porcelain, granite and slate
  • The bit features raised lips with diamond grit particles that are uniquely sintered in place using a patented process
  • The bit is constructed of hardened and tempered thin wall alloy steel
Customer Reviews