6PCS M3-M10 HSS Drill Spiral Tap Bit Set 1/4'' Hex Shank Metric Thread Cutter

√ Multi-use drill tap deburr countersink hex bit kit. ● Chamfer Angle: 90°. ● Material: High Speed Steel (HSS). √ Hole drilling, tapping and deburring/countersinking. ● Shank:1/4" (6.35mm) hex shank.

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