SU Series (inch): 5x diameter depth, straight shank, internal cooling

	Drill Type:	5D, Straight Shank
	Cooling Method:	Internal
	Grade:	KDG303
	Grade Description:	Nano structured nc-TiAlN coating on ultrafine high strength carbide substrate
	Application:	General drilling on a wide range of workpiece materials, particularly carbon steel, alloy steel, pre-hardened steel (HRC40), cast iron, nodular cast iron, etc.

Stocking Item	Dimension (inch)
Part Number	Drill Dia.(d1)	Shank Dia.(d2)	Overall Length(L1)	Flute Length(L2)	Recom. Drilling Depth (L3)	Shank Length(L4)
SU-A1L-01250	1/8	0.1875	2.60	1.06	0.843	1.44
SU-A1L-02500	1/4	0.2500	3.23	1.69	1.374	1.44
SU-A1L-02656	0.2650	0.3125	3.58	1.97	1.587	1.52
SU-A1L-02813	9/32	0.3125	3.58	1.97	1.587	1.52
SU-A1L-03125	5/16	0.3125	3.58	1.97	1.587	1.52
SU-A1L-03438	11/32	0.3750	4.06	2.36	1.917	1.59
SU-A1L-03750	3/8	0.3750	4.06	2.36	1.917	1.59
SU-A1L-04063	13/32	0.4375	4.37	2.60	2.091	1.67
SU-A1L-04375	7/16	0.4375	4.37	2.60	2.091	1.67
SU-A1L-06250	5/8	0.6250	5.24	3.23	2.539	1.91
SU-A1L-06875	11/16	0.6875	5.63	3.62	2.874	1.91

Note:
Contact Customer Service for
1. volume discount
2. price and availability of products of other dimensions or with customized specification