R8 Balanced Shell Mill Holders

R8 Shell Mill - Dimensional Specifications

Product Number	Gage Diameter	A	B	"C" Thread	E	L	S	Drive Key #	Arbor Screw
R8ST3B	1.25	0.750	0.687	3/8-24	1.625	6.000	N/A	0	1538
R8ST4B	1.25	1.000	0.687	1/2-20	2.000	6.190	N/A	1	1537

Arbor Nomenclature

 Parts

Drive Key #	Arbor Screw
0	1537
1	1538

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