NACHI-FUJIKOSHI CORP.

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AQUA Drill EX 3 Flutes Hard

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Achieves a longer tool life with SKD61 (53HRC)

Comparison of wear after drilling 200 holes

Equivalent competitor product	AQDEX3FH
Broken after 248 holes	Test stopped after 500 holes (no breakage)

Conditions
Drill dia.	:	Ø6	Coolant	:	Water-soluble coolant
Speed	:	40m/min	Drilling depth	:	18mm
Feed	:	265mm/min	Through	:	Step 6mm
Work material	:	SKD61 (53HRC)

Drilling accuracy with high-hardness material SKD11 (60HRC)

Achieves high accuracy and a long tool life with high-hardness materials

Drilling accuracy

Conditions
Drill dia.	:	Ø6	Coolant	:	Water-soluble coolant
Speed	:	20m/min	Drilling depth	:	18mm
Feed	:	80mm/min	Through	:	Non-step
Work material	:	SKD11 (60HRC)