Ergo 145°+90° NC Spot Drill

Combined spotting and chamfering 145°+90°.

• Reduces process to one operation. Shortens cycle time.
• Use to spot prior to drilling with high performance drills for higher accuracy of hole position.
● Good support spotting process for round parts.
● Thanks to ER taper, the repeatability of assemble tolerance is ±0.1mm while changing same tool length Ergo holder.
● Making it easier to change tools inside the tight quarters of your Swiss Machine's tooling layout.
Perfectly suitable for driven tools and spindles with ER16 interface of CNC turning centers and swiss type automatic lathes.

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Holder

● Balance grade: G6.3 10000 r.p.m.
Ergo 90 plus 45 degree spot drill

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Part No	Insert Size	L	Dmax.	Tmax.
99816-610	N9MT0802M	22mm (0.866")	8mm (0.315")	2.83 (0.111")
99816-614	N9MT11T3	22mm (0.866")	13mm (0.512")	4.70mm (0.185")

Insert

+ Spot pre-drilling for size : M4~M10 (1/4-20 UNC, 5/16-18 UNC and 3/8-16 UNC.)
+ Time saving! 1 process provides 2 applications
+ Fully ground cutting edge and relief angle.
+ Each insert has 2 cutting edges.

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Part No	ØD1	ØD2	L2	Thread Size	Dmax.	Tmax.	Workpiece material
N9MT0802M04C-NC2033	3.30mm (0.130")	4.20mm (0.165")	0.93mm (0.037")	M4X0.7	8mm (0.315")	2.83mm (0.111")	PM
N9MT0802M05C-NC2033	4.20mm (0.165")	5.25mm (0.207")	1.14mm (0.045")	M5X0.8	8mm (0.315")	2.52mm (0.099")	PM
N9MT0802M06C-NC2033	5.00mm (0.197")	6.30mm (0.248")	1.39mm (0.055")	M6x1.0	8mm (0.315")	2.24mm (0.088")	PM

Catalog Application Examples