RUKO HSS Countersink DIN 335 6.3 mm For M3

This is a RUKO high-quality 6.3 mm 3 cut, shape C countersink designed for right cutting countersinking for M3 screws.

Pros:

• Suitable for countersinks in steel, cast steel alloys and non-alloys (<900 N/mm2 tensile strength), thanks to the HSS cutting material
• Burr-free and zero chatter countersinking
• Good centering and chip removal
• Use low cutting speeds for the best results
• Countersinking in accordance with DIN 74 and DIN 75
• Designed in accordance with DIN 335