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30°
RM-MTR-H7N-CS-C BD
Solid Carbide Reamers with
Helical Flutes, Unequal Pitch and DC H7 DCONMS h6
Coolant Grooves for High Speed REAMERS
Reaming of Through Holes PLGL L LU
OAL

M E T R I C
Dimensions

Designation DC L PLGL BD LU OAL NOF (1) DCONMS CSP (2) EVO
RM-MTR-0100-H7N-CS-C 1.000 6.00 0.200 0.80 21.0 50.00 3 4.00 0 •
RM-MTR-0150-H7N-CS-C 1.500 7.00 0.350 1.10 21.0 50.00 3 4.00 0 •
RM-MTR-0200-H7N-CS-C 2.000 9.00 0.450 1.50 21.0 50.00 4 4.00 0 •
RM-MTR-0250-H7N-CS-C 2.500 12.00 0.550 1.90 31.0 60.00 4 4.00 0 •
RM-MTR-0300-H7N-CS-C 3.000 12.00 0.700 2.20 31.0 60.00 4 4.00 0 •
RM-MTR-0350-H7N-CS-C 3.500 12.00 0.700 2.60 40.0 68.00 4 4.00 0 •
RM-MTR-0400-H7N-CS-C 4.000 12.00 0.700 3.00 40.0 68.00 4 6.00 1 •
RM-MTR-0450-H7N-CS-C 4.500 12.00 0.900 3.40 40.0 76.00 4 6.00 1 •
RM-MTR-0500-H7N-CS-C 5.000 12.00 0.900 3.80 40.0 76.00 4 6.00 1 •
RM-MTR-0550-H7N-CS-C 5.500 12.00 0.900 4.10 40.0 76.00 4 6.00 1 •
RM-MTR-0600-H7N-CS-C 6.000 12.00 0.900 4.50 40.0 76.00 4 6.00 1 •
RM-MTR-0650-H7N-CS-C 6.500 15.00 0.900 5.20 65.0 101.00 6 8.00 1 •
RM-MTR-0700-H7N-CS-C 7.000 15.00 0.900 5.60 65.0 101.00 6 8.00 1 •
RM-MTR-0750-H7N-CS-C 7.500 15.00 0.900 6.00 65.0 101.00 6 8.00 1 •
RM-MTR-0800-H7N-CS-C 8.000 15.00 0.900 6.40 65.0 101.00 6 8.00 1 •
RM-MTR-0850-H7N-CS-C 8.500 18.00 0.950 6.80 61.0 101.00 6 10.00 1 •
RM-MTR-0900-H7N-CS-C 9.000 18.00 0.950 7.20 61.0 101.00 6 10.00 1 •
RM-MTR-0950-H7N-CS-C 9.500 18.00 0.950 7.60 61.0 101.00 6 10.00 1 •
RM-MTR-1000-H7N-CS-C 10.000 18.00 0.950 8.00 61.0 101.00 6 10.00 1 •
RM-MTR-1050-H7N-CS-C 10.500 18.00 1.050 8.40 85.0 130.00 6 12.00 1 •
RM-MTR-1100-H7N-CS-C 11.000 18.00 1.050 8.80 85.0 130.00 6 12.00 1 •
RM-MTR-1150-H7N-CS-C 11.500 18.00 1.050 9.20 85.0 130.00 6 12.00 1 •
RM-MTR-1200-H7N-CS-C 12.000 18.00 1.050 9.60 85.0 130.00 6 12.00 1 •
• EVO is a hard submicron IC07 carbide substrate with an ultra-thin silicon based PVD coating, obtained by High Density Plasma (HDP) technology • Hole tolerance: H7
manufacturing tolerance according to DIN 1420
(1) Number of flutes
(2) 0 - Without coolant supply, 1 - With coolant supply

RM-MTR Cutting Speed Recommendations
ISO Main Material Group Material Type ISCAR Material Group Vc SFM
Non-alloy and alloy steel 1-10 400-820
P Steel High alloy and tool steel 11 230-400
Ferritic and martensitic stainless steel 12,13 200-400
Austenitic stainless steel 200-400
M Stainless steel 14
Duplex and super duplex stainless steel 82-200
Grey cast iron 15-16 230-400
K Cast iron Nodular cast iron 17-18 200-360
Malleable cast iron 19-20 200-360
N Non-ferrous metals Aluminium alloys 21-24 490-980
Fe- based HRSA 31-32 130-260
S Superalloys and titanium Ni- or Co- based HRSA 33-35 82-160
Titanium or titanium alloys 36-37 100-260
H Hard materials Hardened steel and cast iron, chilled cast iron 38,40-41 82-200

Feed Recommendations
Reamer Diameter inch Feed IPR
.004-.006 .002-.004
.008-.014 .004-.008
.016-.020 .004-.016
.022-.030 .006-.028
.032-.040 .020-.056
.042-.048 .032-.064
Runout max .0002”

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