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Reamers / 275

TrueSize® NC Machine Reamer

4 Flute < .253" (6.42mm) reamer OD
6 Flute >.253" (6.42mm) reamer OD
Solid carbide
Recommended for CNC reaming applications
Common metric shanks for high-accuracy clamping
RH spiral / RH cut design for both blind and through hole applications
Metric sizes manufactured to DIN 1420 H7
Suited for most materials
Special sizes available as specials

Materials

Series Attributes

Downloads

Speed and Feed Data

Tolerance Charts

Line Drawing

Product Range

	Tool No.	EDP	Diameter (D/D1)	Diameter Dec	Shank Diameter (D2)	Overall Length (L1)	Flute Length (L2)	Neck Length (L3)	# Flutes RH	Coating

.0394	275M0100	27530	1mm	.0394	3mm	50mm	6mm	22mm	4	Uncoated
.0590	275M0150	27531	1.5mm	.0590	3mm	50mm	9mm	22mm	4	Uncoated
.0620	27506200	27532	.0620	.0620	3mm	50mm	9mm	22mm	4	Uncoated
.0625	27506250	27533	1/16	.0625	3mm	50mm	9mm	22mm	4	Uncoated
.0635	27506350	27534	.0635	.0635	3mm	50mm	9mm	22mm	4	Uncoated
.0787	275M0200	27535	2mm	.0787	3mm	50mm	12mm	22mm	4	Uncoated
.0935	27509350	27536	.0935	.0935	3mm	50mm	12mm	22mm	4	Uncoated
.0937	27509370	27537	3/32	.0937	3mm	50mm	12mm	22mm	4	Uncoated
.0984	275M0250	27538	2.5mm	.0984	3mm	50mm	12mm	22mm	4	Uncoated
.1181	275M0300	27539	3mm	.1181	4mm	66mm	12mm	38mm	4	Uncoated
.1245	27512450	27540	.1245	.1245	4mm	66mm	12mm	38mm	4	Uncoated
.1250	27512500	27541	1/8	.1250	4mm	66mm	12mm	38mm	4	Uncoated
.1255	27512550	27542	.1255	.1255	4mm	66mm	12mm	38mm	4	Uncoated
.1260	27512600	27543	.1260	.1260	4mm	66mm	12mm	38mm	4	Uncoated
.1285	27512850	27544	.1285	.1285	4mm	66mm	12mm	38mm	4	Uncoated
.1300	27513000	27545	.1300	.1300	4mm	66mm	12mm	38mm	4	Uncoated
.1378	275M0350	27546	3.5mm	.1378	4mm	66mm	12mm	38mm	4	Uncoated
.1562	27515620	27547	5/32	.1562	4mm	66mm	12mm	38mm	4	Uncoated
.1575	275M0400	27548	4mm	.1575	6mm	76mm	12mm	40mm	4	Uncoated
.1772	275M0450	27549	4.5mm	.1772	6mm	76mm	12mm	40mm	4	Uncoated
.1815	27518150	27550	.1815	.1815	6mm	76mm	12mm	40mm	4	Uncoated
.1870	27518700	27551	.1870	.1870	6mm	76mm	12mm	40mm	4	Uncoated
.1870	27518700B	20912	.1870	.1870	6mm	76mm	12mm	40mm	4	ALtima® Blaze
.1875	27518750	27552	3/16	.1875	6mm	76mm	12mm	40mm	4	Uncoated
.1880	27518800	27553	.1880	.1880	6mm	76mm	12mm	40mm	4	Uncoated
.1969	275M0500	27554	5mm	.1969	6mm	76mm	12mm	40mm	4	Uncoated
.2165	275M0550	27555	5.5mm	.2165	6mm	76mm	12mm	40mm	4	Uncoated
.2187	27521870	27556	7/32	.2187	6mm	76mm	12mm	40mm	4	Uncoated
.2362	275M0600	27557	6mm	.2362	8mm	101mm	12mm	65mm	4	Uncoated
.2495	27524950	27558	.2495	.2495	8mm	101mm	16mm	65mm	4	Uncoated
.2500	27525000	27559	1/4	.2500	8mm	101mm	16mm	65mm	4	Uncoated
.2505	27525050	27560	.2505	.2505	8mm	101mm	16mm	65mm	4	Uncoated
.2510	27525100	27561	.2510	.2510	8mm	101mm	16mm	65mm	4	Uncoated
.2560	275M0650	27562	6.5mm	.2560	8mm	101mm	16mm	65mm	6	Uncoated
.2756	275M0700	27563	7mm	.2756	8mm	101mm	16mm	65mm	6	Uncoated
.2812	27528120	27564	9/32	.2812	8mm	101mm	16mm	65mm	6	Uncoated
.2953	275M0750	27566	7.5mm	.2953	8mm	101mm	16mm	65mm	6	Uncoated
.3125	27531250	27567	5/16	.3125	8mm	101mm	16mm	65mm	6	Uncoated
.3150	275M0800	27568	8mm	.3150	10mm	103mm	16mm	63mm	6	Uncoated
.3346	275M0850	27569	8.5mm	.3346	10mm	103mm	19mm	63mm	6	Uncoated
.3543	275M0900	27570	9mm	.3543	10mm	103mm	19mm	63mm	6	Uncoated
.3740	275M0950	27571	9.5mm	.3740	10mm	103mm	19mm	63mm	6	Uncoated
.3745	27537450	27572	.3745	.3745	10mm	103mm	19mm	63mm	6	Uncoated
.3750	27537500	27573	3/8	.3750	10mm	103mm	19mm	63mm	6	Uncoated
.3760	27537600	27574	.3760	.3760	10mm	103mm	19mm	63mm	6	Uncoated
.3937	275M1000	27575	10mm	.3937	12mm	120mm	19mm	75mm	6	Uncoated
.4134	275M1050	27576	10.5mm	.4134	12mm	120mm	19mm	75mm	6	Uncoated
.4331	275M1100	27577	11mm	.4331	12mm	120mm	19mm	75mm	6	Uncoated
.4375	27543750	27578	7/16	.4375	12mm	120mm	19mm	75mm	6	Uncoated
.4528	275M1150	27579	11.5mm	.4528	12mm	120mm	19mm	75mm	6	Uncoated
.4724	275M1200	27581	12mm	.4724	14mm	125mm	19mm	80mm	6	Uncoated