Power Tools
MX FUEL™ Equipment
Batteries, Chargers & Power Supplies
Site Lighting
Sewer & Drain Maintenance
Outdoor Power Equipment
Instruments
Hand Tools
Storage
Jobsite Apparel
Accessories
Safety Solutions
ONE-KEY
Support
New Pipeline
world leader in
cordless innovation
M125™ logo
M18™ Logo
MX FUEL™ logo
most versatile, durable
modular storage system
PACKOUT Modular Storage System

Sign Up / Log In

Where To Buy

US : : EN

Contact

  • Red 5/16" Diamond Max Hole Saw bit suitable for drilling porcelain, tile, and stone. The bit features a hex shank and diamond grit tip.
  • DIAMOND MAX Hole Saw is suitable for use in tile/ceramic, porcelain, natural stone, glass, granite, marble, quartzite, quartz, and slate.
  • Diagram illustrating the use of Diamond Max Hole Saws: dip in water, start at 45° angle, rotate to 90°, cut with circular motion.
  • Small Cup Diamond Max Walkaround is a red drill bit optimized for porcelain with a 1/4" hex shank, large slug ejection slot, and high-grade diamonds.
  • DIAMOND MAX USP drill bit cutting through porcelain tile with words "Up to 10x Life" and "Optimized for Porcelain" displayed around it.
  • Comparison chart of materials' suitability for different tools. Diamond Max Step Up Graph shows high performance for all tested materials.
  • 1/4 Drill Drivers For Use With features a red, cordless power drill with a minimum chuck size of 1/4 inch.
  • A close-up of a power drill using a 1/4" Diamond Grit Hole Saw to drill precise holes in a black tile.
  • A drilling machine uses a 1/4" Diamond Grit Hole Saw to drill into a rectangular tile, generating a circular hole.
  • A 1/4" Diamond Grit Hole Saw attached to a drill is cutting a hole into a metallic surface in this close-up image.
  • Power drill with a 1/4" Diamond Grit Hole Saw attachment, placed on a paint-splattered stool against a dark tiled wall background.
  • Red 5/16" Diamond Grit Hole Saw with a hex shank and diamond-coated tip, designed for efficient drilling in tough materials.
49-56-0507

5/16" DIAMOND MAX™ Hole Saw Bit

Share

Options:

Red 5/16" Diamond Grit Hole Saw with a hex shank and diamond-coated tip, designed for efficient drilling in tough materials.

Bit Diameter: 5/16"

Buying through an authorized Milwaukee Tool Partner is important. Learn More

Specs

Loading
Manuals
Parts List

Product Overview

Our Diamond Max™ 5/16" Hole Saw Bit delivers up to 20X longer life with unmatched cuts in porcelain. Diamond Max™ Hole Saws offer best-in-class performance with higher-grade diamonds and superior retention. Features Maximum wear resistance to tackle the most demanding applications. The improved diamond grit delivers faster cutting and quickly grips into material for clean, easy cuts. Designed for more cutting with less clogging.

  • Unmatched cuts in porcelain

  • Maximum diamond durability and retention

  • Fastest cutting in porcelain

  • Faster starts and less slipping

  • More cutting, less clogging

  • Dip bit in water before each cut

  • 1/4" Hex Shank

Reviews

Additional Resources

Manuals
Warranty
Parts List
Fix My Tool

© 2026 by Milwaukee Tool. All rights reserved.

Legal
Patent
Safety Notices
Your Privacy Choices
Cookie Preferences
Privacy Notice
Contact Us