Countersink Chamfer Bit - Deburring Drill Bit Tool Set Titanium Coated 681012mm Round Shank Single End Countersinks Hole for Metal Plastic Gold

Description: Features: - Internal chip removal, to prevent debris from flying. - 90° angle on the point for sharp and precise countersinking. - Titanium coated countersink deburring bit metal wood drill. - Suitable for cutting in steel, wood and plastic and light metals. Specification: Color: Gold Material: High Speed Steel Chamfer Angle: 90° Petiole: Round Handle Cut Hole Size: 2-5mm, 5-10mm, 10-15mm, 15-20mm Shank Diameter: 6mm,8mm,10mm,12mm Bit Head Diameter: 10mm, 14mm, 21mm, 28mm Package List: 4 x Countersink Deburring Drill Bits Note: This bits should use with the bench drill , or will shake and affect the chamfering effect if you use the hand drill