6.3 to 20.5 mm Counter Sink (3-Flute, 6 Pcs. Set, HSS)

[Features]
·"Set contents": 6 pcs. set
·Size (Cutting diameter × shank diameter): 6.3 × 5, 8.3 × 6, 10.4 × 6, 12.4 × 8, 16.5 × 10, 20.5 × 10 mm, 1 for each size
·Materials: HSS (high-speed steel)
·Tip angle: 90°
·Number of Grooves: 3
·Counter sink (countersunk) suitable for deburring metal.