1/4" Diamond Drill Bit for Porcelain Tile x10 1/4 Tile Drill Bit for Ceramic Tile and Glass 1/4 Diamond Tip Bit Simply Start at Angle So No Jumping Screw Holes for Anchors 6mm Bit Ceramic Tile

1/4 in Diamond Drill Bit 1/4 inch 10 Pack for Porcelain Tile Drill Bit Glass Drill Bit Diamond Tip Bit with Core Guide to Hold in Place and Prevent Jumping 6mm Porcelain Drill Bit for Ceramic Tile 6mm

• 1/4 IN PORCELAIN TILE DRILL BITS Trade Pack Of 10 1/4 Diamond Drill Bits For Drilling Holes In Glass, Ceramic Tile Or Porcelain Pro Grade Bits To Drill Holes For Shower Door Installations Grab Bars And Towel Rails – Wet Cut Bits Must Be Kept Cool At All Times. Do Not Use Excessive Pressure On Bits When Starting At An Angle It Does Not Take A Huge Amount Of Pressure to Start, You Are Grinding Through Tile Not Drilling Through It If You Have That Mindset You Will Have A Lot More Success.
• STARTING 1/4 DIAMOND BIT – These 1/4 Inch Tile Drill Bits Are 1/4 Diamond Core Bits So There Is No Point At The End, If You Try And Drill Straight It Will Just Spin Around. There Are 3 Ways To Use Them 1st In A Drill Press, 2nd Start At An Angle Start Drill Before It Hits The Tile Until You Grind A Half Moon Shape, This Will Be Enough Of A Groove To Hold The Bit Steady While You Gradually Bring Bit To Upright Position. 3rd Drill A Hole In A Piece Of Wood And Use It As A Guide - Tape It To Tile.
• COOLING 1/4 DIAMOND TIP DRILL BIT – We Use Largest Diamond Grit On Our 1/4 Ceramic Tile Drills, They Cut Better And Last Longer But Because They Are Larger They Get Hotter So Keeping The Tip Cool Is Critical. If The Tip Is Allowed To Get Extremely Hot The Weld Between The Diamonds And Steel Melts And The Diamonds Will Fall Off In The Hole, So Unless Flushed Out Diamonds Grind Against Diamonds Small Bits Have A Huge Heat Build Up At The Tip So This Is What Needs Cooled Not Spraying Onto Side.
• 1/4” TILE DRILL BIT - Fit Regular Drill, This Type Of 1/4 in Diamond Core Drill Bit For Porcelain Tile Must Be Kept Cool And Wet, Dip Tile Drill In Cold Water Every 5-10 Seconds, Also Put Water In Hole To Cool Material Down - If You Do Not Do This The 1/4 Inch Diamond Tip Drill Bit Will Not Get Dozens Of Holes, You Will Only Get 1 Hole. There Are No Teeth On These 1/4 Diamond Bits Just Diamond Grit So You Are Grinding A Hole Not Drilling So A Lot Of Heat Is Generated When Grinding Porcelain.
• 1/4 IN GLASS DRILL BIT – These Bits Can Drill Glass Ceramic Porcelain Or Granite. To Extend The Life Keep The Cutting Face Cool At All Times And The Material Cool By Forcing Water Into The Hole With A Wet Sponge Or Spray Bottle, Remember Spraying Water Onto The Side Of the 1/4 Bit Only Cools The Side Of the Bit And Not The Hot Cutting Edge. You Must Remove The Debris Or Plug From Inside The 1/4 Diamond Glass Drill Bit As You Go Or It Will Build Up inside And Prevent The Drill From Working.