1-5/8 Inch Vacuum Brazed Diamond Hole Saw with Pilot Bit

The ZNXIMER 1-5/8 inch / 40mm vacuum brazed diamond hole saw features a removable center pilot drill for accurate positioning and controlled starts. The pilot bit anchors the drilling point and helps prevent the tile hole saw from wandering across smooth porcelain and ceramic surfaces The vacuum-brazed diamond cutting edge provides strong diamond-grit bonding for efficient cutting, cleaner holes, and longer service life. Its triangular shank improves grip and stability in standard drill chucks, helping reduce slipping and vibration during drilling This diamond core drill bit supports wet or dry use and is suitable for faucet holes, pipe openings, fixture installation, bathroom tile work, countertop drilling, and renovation projects. For cleaner cuts and longer bit life, use low to medium speed, apply steady pressure, avoid hammer mode, and use water for cooling

• 1-5/8 Inch Diamond Hole Saw: This 40mm tile hole saw creates accurate holes in porcelain tile, ceramic, glass, granite, marble, stone, and other hard surfaces
• Removable Center Pilot Drill: The pilot bit anchors the starting point, improves alignment, and helps prevent the diamond hole saw from walking on smooth tile surfaces
• Vacuum-Brazed Diamond Edge: Strongly bonded diamond grit supports efficient cutting, cleaner hole edges, and longer service life compared with standard coated tile drill bits
• Secure Triangular Shank: The triangle shank improves grip and stability in standard drill chucks while helping reduce slipping, vibration, and drilling drift
• Wet or Dry Drilling: This diamond core drill bit supports dry and wet use; wet drilling is recommended to reduce heat and dust, flush debris, and extend cutting life
• ZNXIMER Tile Drilling Tool: Designed for faucet holes, pipe openings, fixture installation, bathroom tile work, countertop drilling, and renovation projects by DIY users, installers, and contractors