COUNTERSINK & COUNTERBORE

#6 Wood Countersink, Tapered Drill, Widened Flutes For Drilling Fast, Clean Pilot Holes, 4 Cutter, Adjustable Counter Bore Cuts & Clears Chips For Fast, Smooth Countsinking, Counter Bore Attaches Securely To The Flats On Shank With Hex Screws & Adjusts For Controlled Pilot Hole Depth, 1/4" Quick Change Shank Reduces Slipping In Standard Chucks, Compatible With All 1/4" Quick Change Chucks Including Impact Drills, Use For Fine Woodworking Projects, Bit Diameter 9/64", Counter Bore Size 5/16", Plug Size 5/16", Shank Size 1/4".

#8 Wood Countersink, Tapered Drill, Features Widened Flutes For Drilling Fast, Clean Pilot Holes, 4 Cutter, Adjustable Counter Bore Cuts & Clears Chips For Fast, Smooth Countsinking, Counter Bore Attaches Securely To The Flats On The Shank With Hex Screws & Adjusts For Controlled Pilot Hole Depth, 1/4" Quick Change Shank Reduces Slipping In Standard Chucks, Compatible With All 1/4" Quick Change Chucks Including Impact Drills, Use For Fine Woodworking Projects, Bit Diameter 11/64", Counter Bore Size 3/8", Plug Size 3/8", Shank Size 1/4" G1.

#10 Wood Countersink, Tapered Drill Features Widened Flutes For Drilling Fast, Clean Pilot Holes, 4 Cutter, Adjustable Counter Bore Cuts & Clears Chips For Fast, Smooth Countsinking, Counter Bore Attaches Securely To The Flats On The Shank With Hex Screws & Adjusts For Controlled Pilot Hole Depth, 1/4" Quick Change Shank Reduces Slipping In Standard Chucks, Compatible With All 1/4" Quick Change Chucks Including Impact Drills, Use For Fine Woodworking Projects, Bit Diameter 3/16", Counter Bore Size 7/16", Plug Size 7/16", Shank Size 1/4".

4 Piece, Speedbor, Countersink Wood Drill Bit Set, Tapered Drill With Widened Flutes For Drilling Fast, Clean Pilot Holes & Ensures Tight Fit For Screws, Adjustable 4 Cutter Counter Bore Cuts & Clears Chips Quicker For Fast, Smooth Countersinking, Counter Bore Attaches To Flats On Shank With 2 Hex Screws For Secure Fit & Can Be Adjusted For Controlled Pilot Hole Depth, 1/4" Quick Change Shank Reduces Slipping In Standard Chucks & Is Compatible With All 1/4" Quick Change Chucks, Including Impact Drills, Adjustable Stop Collar Attaches To Counter Bore, Set Includes: #6, #8, #10 & Small Depth Spot.

1/2", High Speed Steel, Countersink Drill Bit, Tip Is Milled & Precision Ground To 82 Degree For Countersinking Into Most Machinable Materials, Engineered With Premium High Speed Steel With Black Oxide Coating For Corrosion Resistance, Features 5 Flutes For Reduced Vibration, 1/4" Round Shank.

5/8", High Speed Steel, Countersink Drill Bit, Tip Is Milled & Precision Ground To 82 Degree For Countersinking Into Most Machinable Materials, Engineered With Premium High Speed Steel With Black Oxide Coating For Corrosion Resistance, Features 5 Flutes For Reduced Vibration, 1/4" Round Shank.

3/4", High Speed Steel, Countersink Drill Bit, Tip Is Milled & Precision Ground To 82 Degree For Countersinking Into Most Machinable Materials, Engineered With Premium High Speed Steel With Black Oxide Coating For Corrosion Resistance, Features 5 Flutes For Reduced Vibration, 1/4" Round Shank.

3/8", High Speed Steel, Countersink Drill Bit, Tip Is Milled & Precision Ground To 82 Degree For Countersinking Into Most Machinable Materials, Engineered With Premium High Speed Steel With Black Oxide Coating For Corrosion Resistance, Features 5 Flutes For Reduced Vibration, 1/4" Round Shank.

Speedbor, #6 Wood, Countersink Replacement Bit, Tapered Drill With Widened Flutes For Drilling Fast, Clean Pilot Holes & Ensures Tight Fit For Screws, Adjustable 4 Cutter Counter Bore Cuts & Clears Chips Quicker For Fast, Smooth Countersinking, Counter Bore Attaches To Flats On Shank With 2 Hex Screws For A Secure Fit & Can Be Adjusted For Controlled Pilot Hole Depth, 1/4" Quick Change Shank Reduces Slipping In Standard Chucks & Is Compatible With All 1/4" Quick Change Chucks, Including Impact Drills.

Speedbor, #8 Wood, Countersink Replacement Bit, Tapered Drill With Widened Flutes For Drilling Fast, Clean Pilot Holes & Ensures Tight Fit For Screws, Adjustable 4 Cutter Counter Bore Cuts & Clears Chips Quicker For Fast, Smooth Countersinking, Counter Bore Attaches To Flats On Shank With 2 Hex Screws For A Secure Fit & Can Be Adjusted For Controlled Pilot Hole Depth, 1/4" Quick Change Shank Reduces Slipping In Standard Chucks & Is Compatible With All 1/4" Quick Change Chucks, Including Impact Drills.

Speedbor, #10 Wood, Countersink Replacement Bit, Tapered Drill With Widened Flutes For Drilling Fast, Clean Pilot Holes & Ensures Tight Fit For Screws, Adjustable 4 Cutter Counter Bore Cuts & Clears Chips Quicker For Fast, Smooth Countersinking, Counter Bore Attaches To Flats On Shank With 2 Hex Screws For A Secure Fit & Can Be Adjusted For Controlled Pilot Hole Depth, 1/4" Quick Change Shank Reduces Slipping In Standard Chucks & Is Compatible With All 1/4" Quick Change Chucks, Including Impact Drills.