Tungsten Carbide Rotary burs 1, superior K20,K25, K30 quality 2, CNC machining 3, competitive factory price

 The Rotary carbide files more information as follow: 

Type No.	Ød1 mm	Ød2 mm	l1 mm	l2 mm	a
SN-41M	2.5	3	38	3	10°
SN-42M	3	3	3	4	10°
SN-53M	5	3	38	6.3	10°
SN-1M	6	6	50	8	10°
SN-51M	6.3	3	44	6	10°
SN-2M	9.5	6	53	9.5	13°
SN-4M	12.7	6	57	12.7	28°
SN-6M	16	6	63	19	18°
SN-7M	19	6	60	16	30°.

Tungsten Carbide Rotary Burs