Bosch 5/16-in Porcelain Diamond Drill Bit

Bosch DDB516
SKU BPT-DDB516
Bosch's 5/16-in porcelain diamond drill bit makes dry drilling in ceramic easy. It has a built-in wax insert in tip to lubricate and cool the hole without water. Grab this dry drill bit at HomElectrical.com today!
Bosch 5/16-in Porcelain Diamond Drill Bit

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Bosch's 5/16-in porcelain diamond drill bit makes dry drilling in ceramic easy. It has a built-in wax insert in tip to lubricate and cool the hole without water. Grab this dry drill bit at HomElectrical.com today!

  • Size: 5/16-in.
  • Engineered for accurate dry drilling in porcelain and natural stone tile, for a precise, clean hole.
  • Built-in wax insert tip lubricates and cools the hole without the need for water.
  • Dry drilling allows for drilling with two hands, providing more control when drilling, for more precision.
  • Fuses high-quality diamonds to the bit tip for 10x longer bit life in porcelain than standard glass and tile bits.

Bosch DDB516 Description

  • Size: 5/16-in.
  • Engineered for accurate dry drilling in porcelain and natural stone tile, for a precise, clean hole.
  • Built-in wax insert tip lubricates and cools the hole without the need for water.
  • Dry drilling allows for drilling with two hands, providing more control when drilling, for more precision.
  • Fuses high-quality diamonds to the bit tip for 10x longer bit life in porcelain than standard glass and tile bits.

Free Shipping Eligible
$26.59Each
Sold by the Case of 5 for only $132.95

Ships between 02/02/2026 - 02/16/2026

Product Specifications

Manufacturer Description

5/16" DIAMOND DRY DRILL BIT
Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.
Bosch's 5/16-in porcelain diamond drill bit makes dry drilling in ceramic easy. It has a built-in wax insert in tip to lubricate and cool the hole without water. Grab this dry drill bit at HomElectrical.com today!
Bosch 5/16-in Porcelain Diamond Drill Bit
Free Shipping Eligible
$26.59Each
Sold by the Case of 5 for only $132.95

Ships between 02/02/2026 - 02/16/2026

Bosch DDB516 Description

  • Size: 5/16-in.
  • Engineered for accurate dry drilling in porcelain and natural stone tile, for a precise, clean hole.
  • Built-in wax insert tip lubricates and cools the hole without the need for water.
  • Dry drilling allows for drilling with two hands, providing more control when drilling, for more precision.
  • Fuses high-quality diamonds to the bit tip for 10x longer bit life in porcelain than standard glass and tile bits.

Product Specifications

Manufacturer Description

5/16" DIAMOND DRY DRILL BIT
Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.

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