NS TOOL CO., LTD.

Notice of Discontinuation of Production

Dear Valued Customer,

We would like to express our sincere appreciation for your continued patronage and support.

This is to inform you that production of the products listed in the attached document, which have long been favored by our customers, will be discontinued as of October 15, 2026.

We sincerely apologize for any inconvenience this may cause and kindly ask for your understanding regarding this matter.

Please note that the products will remain available for purchase while supplies last.

For inquiries or orders, please kindly contact your authorized distributor.

NS TOOL will remain committed to developing attractive new products and further improving the quality and services of our existing product lineup. We look forward to your continued support and patronage.

Sincerely,

Series	Shape	Item	Product name	Size ※	Size range	Substitute Model
MUGEN COATING PREMIUM	Long neck ball	MACH225SF	MUGEN COATING PREMIUM 2-Flute High Speed Ball End Mill with Short Shank for Hardened Steel	12	All	MACH225 MRBH230
MUGEN COATING	Square	MHD445	MUGEN COATING 4-Flute End Mill for Hardened Steel	5		MHDH445 MHDSH445
	Square	MHD645	MUGEN COATING 6-Flute End Mill for Hardened Steel	5		MHDH645 MHDSH645
	Long neck square	MHRLN230-6	MUGEN COATING 2-Flute Long Neck End Mill (Shank Dia. 6)	19		MHR230
	Ball	MSB230S	MUGEN COATING 2-Flute Short Flute Ball End Mill	24		MSB230 MSB230SF
	Ball	MSB230G2	MUGEN COATING Profit Ball End Mill	14		-
	Ball	MSBL230	MUGEN COATING 2-Flute Long Ball End Mill	42		-
	Ball	MSBXL230	MUGEN COATING 2-Flute Extra Long Ball End Mill	8		-
	Long neck ball	MRBLN230-6	MUGEN COATING 2-Flute Long Neck Ball End Mill (Shank Dia. 6)	10		MRB230
Non-coating	Square	NX-25	LEAD25 End Mill	56（116）		MX225
	Square	NX-45	LEAD45 End Mill	56（116）		MX245
	Long neck square	NHR-2	2-Flute Long Neck End Mill	87		MHR230 RSE230
	Long neck ball	DHB	2-Flute Long Neck Ball End Mill for Nonferrous	21（30）		DRB230 RSB230
	Chamfering	DIR	2-Flute Inner Radius Cutter for Nonferrous	25（29）		MIR200 (R3 or below)
MUGEN COATING	Square	MSE230	MUGEN COATING 2-Flute End Mill	12	φ6.5～φ12	MX series
	Square	MSE430	MUGEN COATING 4-Flute End Mill	9（14）	φ6.5～φ12	MX series
	Square	MSES230P	MUGEN COATING 2-Flute Sharp Edge Short End Mill	3	φ8～φ12	-
	Square	MSE430P	MUGEN COATING 4-Flute Sharp Edge End Mill	3	φ8～φ12	-
	Square	MSE245	MUGEN COATING 2-Flute End Mill	3	φ8～φ12	MX series
	Square	MSE345	MUGEN COATING 3-Flute End Mill	3（5）	φ8～φ12	MSZ345
	Square	MSE445	MUGEN COATING 4-Flute End Mill	3（5）	φ8～φ12	MX series
	Long neck square	MHR430	MUGEN COATING 4-Flute Long Neck End Mill	6	φ8～φ10	-
High Efficiency	Corner radius	MSX440	MUGEN COATING Power Corner Radius End Mill	6（12）	φ7～φ12	MSXH440R
Taper	Taper	MTE230	MUGEN COATING 2-Flute Taper End Mill	47	Dia. at Large End (d1) Over φ6.1	-
	Taper ball	MTB230	MUGEN COATING 2-Flute Taper Ball End Mill	7		-
Chamfering	Chamfering	MIR200	MUGEN COATING 2-Flute Inner Radius Cutter	4	R3.5～R5	-

※The numbers in parentheses under the size count indicate the total number of sizes, including those that were discontinued in previous production phases.

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