This product has exquisite processing technology, high shank precision, and has screws attached to the knife body. All tool holders are fully inspected to ensure that the taper 7:24 of each product meets the accuracy <AT3, the appearance is exquisite, the appearance is higher, and the quality is better.1. Excessive edges and corners, and exquisite chamfering workmanship 2. The inner hole is brightly ground by the self-developed grinding stone 3. One-time clamping, one-time forming inside and outside, high concentricity

Brand	XINFA	Material	40CR High-carbon steel
Product Name	Drill Tap Bits	Hardness	<HRC56
Dynamic balance processing	RPM25000-RPM30000	Application	Milling machine

Model No.	L1	d1	d2	End Mill Diameter
BT40-MTA1-45L	45	25	12.065	3-14MM
BT40-MTA1-120L	120	25	12.065	3-14MM
BT40-MTA1-180L	180	25	12.065	3-14MM
BT40-MTA2-45L	45	32	17.78	14-23MM
BT40-MTA2-120L	120	32	17.78	14-23MM
BT40-MTA2-180L	180	32	17.78	14-23MM
BT40-MTA3-75L	75	40	23.825	23-32MM
BT40-MTA3-135L	135	40	23.825	23-32MM
BT40-MTA3-180L	180	40	23.825	23-32MM
BT40-MTA4-90L	90	50	31.267	32-50MM
BT40-MTA4-165L	165	50	31.267	32-50MM

Model No.	L1	d1	d2	End Mill Diameter
BT40-MTB1-45L	45	225	12.065	6-12MM
BT40-MTB2-60L	60	32	17.78	14-20MM
BT40-MTB3-45L	45	40	23.825	22-36MM
BT40-MTB3-75L	75	40	23.825	22-36MM
BT40-MTB4-90L	90	50	31.267	32-56MM
BT40-MTB4-115L	115	50	31.267	32-56MM
BT50-MTB1-45L	45	25	12.065	6-12MM
BT50-MTB2-45L	45	32	17.78	14-20MM
BT50-MTB3-60L	60	40	23.825	22-36MM
BT50-MTB4-75L	75	50	31.267	32-56MM
BT50-MTB5-105L	105	65	44.741	40-63MM