4PCS Countersink Drill Bit: 4pcs countersink drill bits chamfer range are 2‑5mm, 5‑10mm, 10‑15mm, 15‑20mm.
Usage Scenarios: Fit for DIY, home and general construction, the chamfer cutter can also be adaptive to engineering purposes.
Wide Application: Ideal for cutting through metal, wood, plastic and thin iron plate (hardness <25 degrees).
90 Degree Angle: 90 degree angle on the point for incisive and precise countersinking, used for workpiece circular aperture chamfering or cone hole.
High Quality Materials: Made of high quality high speed steel, rust proof, strong and durable, and not easy to damage.