XR45 Series End Mills

Geometry Specifications:

Axial: Positive
Radial: Negative

XR45 End Mills are a Multi-purpose positive/negative geometry cutter that optimizes horsepower utilization. This allows you to get the most from your low horsepower machines. Also, this cutter is designed to perform at accelerated spindle speeds. To extend its application range (value), the pockets are designed to accept either the round or the octagon inserts.

Standard XR 45 Kits Include:
• Choice of 10 Inserts with End Mill Kits through 2.50 diameter cutters
• Choice of 10 Inserts with Face Mill Kits through 2.50 diameter cutters
• Choice of 20 Inserts with Face Mill Kits 3.00 diameter to 6.00 diameter
• 1 XR Application Guide
• 1 Torx® driver 1557-TX20
• 1 Protective Shop Cloth
• 1 Tube of Anti-seize
• 1 Extra Set of locking screws

**XR45 End Mill - Dimensional Specifications - click for Kits**
Product Number See Kit Order Number:	D	OD	S	L	A	DOC	Insert	Teeth
XRE1.25PN45OE4RW.75	1.250	1.55	0.750	4.25	45° R.250	.140 R.250	OECH-432 RECH-43	3
XRE1.50PN45OE4RW.75	1.500	1.80	0.750	4.25	45° R.250	.140 R.250	OECH-432 RECH-43	3
XRE2.00PN45OE4RW1.00	2.000	2.30	1.000	4.50	45° R.250	.140 R.250	OECH-432 RECH-43	4
XRE2.00PN45OE4RW1.25	2.000	2.30	1.250	4.50	45° R.250	.140 R.250	OECH-432 RECH-43	4
XRE2.50PN45OE4RW1.25	2.500	2.79	1.250	4.50	45° R.250	.140 R.250	OECH-432 RECH-43	5
XRE1.25PN45OE5RW.75	1.25	1.62	0.75	4.25	45º R.312	.173 .312	OECH-534 RECH-53	2
XRE1.25PN45OE5RW1.00	1.25	1.62	1.00	4.50	45º R.312	.173 .312	OECH-534 RECH-53	2
XRE1.50PN45OE5RW.75	1.50	1.88	0.75	4.25	45º R.312	.173 .312	OECH-534 RECH-53	3
XRE2.00PN45OE5RW1.00	2.00	2.38	1.00	4.50	45º R.312	.173 .312	OECH-534 RECH-53	3
XRE1.25PN45OE5RW1.00	1.25	1.62	1.00	4.50	45º R.312	.173 .312	OECH-534 RECH-53	2
XRE1.50PN45OE5RW1.00	1.50	1.88	1.00	4.50	45º R.312	.173 .312	OECH-534 RECH-53	3
XRE2.00PN45OE5RW1.25	2.00	2.38	1.25	4.50	45º R.312	.173 .312	OECH-534 RECH-53	3
XRE2.50PN45OE5RW1.25	2.50	2.88	1.25	4.50	45º R.312	.173 .312	OECH-534 RECH-53	4
XRE2.00PN45OE6RW1.25	2.00	2.44	1.25	4.50	45º R.375	.208 .375	OECH-634 RECH-63	3
XRE2.50PN45OE6RW1.25	2.50	2.94	1.25	4.50	45º R.375	.208 .375	OECH-634 RECH-63	4

Milling Cutter Nomenclature

**Parts**
Insert I.C. & Thickness	Insert Number	Insert Number	Insert Number	Insert Number	Torx Screw	Wrench

.500 x .188	OECH-432W520	OECH-432-10F	RECH-43W520	RECH-43-10F	3605-0001-0033	1557-TX15
.625 x .188	OECH-534W520	OECH-534-10F	RECH-53W520	RECH-53-10F	3605-0001-0023	1557-TX20
.750 x .188	OECH-634W520	OECH-634-10F	RECH-63W520	RECH-63-10F	3605-0001-0023	1557-TX20

Insert Nomenclature

**Starting Machining Parameters**
Material	SFPM	FPT	Primary	Secondary
PH Type Stainless Steel 17-4, 15-5, 13-8	500-1200	.003-.015	OECH-_34-10F GR 606jRm	OECH-_34W520 GR LTC-14
Austenitic Stainless Steel 302, 304, 316	400-1350	.003-.015	OECH-_34-10F GR 586XRm	OECH-_34W520 GR LTC-10
Titanium Alloy 3A1-2.5V, 5A16n-2Zr-1mo, 6A14V	120-325	.003-.015	RECH-_3-10F GR 908XRm
Carbon Steel 1018, 1020, 1215	600-1500	.005-.020	OECH-_34W520 GR 606jRm	OECH-_34W520 GR LTC-14
Alloyed Steel 4130, 4340, 6150	400-1200	.005-.020	OECH-_34W520 GR 606jRm	OECH-_34W520 GR LTC-14
Tool Steel	350-1000	.005-.020	OECH-_34W520 GR 606jRm	OECH-_34W520 GR LTC-14
Nickel Based Material K-Monel, Inconel 625, A286	100-650	.003-.015	RECH-_3-10F GR 586XRm	RECH-_3-10F GR LTC-10
Aluminum 2024, 6061, 7072	900-4000	.003-.015	OECH-_34-10F GR 908XRm