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RAD-8 (MRW)
MRW End Mill (Metric Size)
GRADES A
D dh6 dh6
r D
DrS L rS L LINEUP / INSERTS 45 / 70 LEAD B
Fig.1 Fig.3
d h6 dh6 C
D D
S r S
L L
Fig.2 Fig.4
75 LEAD
Toolholder Dimensions (Metric Size)
Stock Dimensions (mm) Rake Angle Coolant Hole 90 LEAD E
No. of () Drawing F
Inserts Max. G
Part Number A.R. RPM H
(Max.) J
r D d L S R.R. 22,000 K
18,800 O
Standard Shank MRW 32-S32-12-3T 3 6 32 32 140 40 +12° -20° Yes Fig.1 16,000 HIGH FEED P
(Cylindrical) 40-S32-12-4T 4 8 40 32 160 40 6.0 +11° -16.5° Yes Fig.2 17,200 R
50-S42-12-5T 5 6 50 42 170 40 +12° -15.5° 14,800 MULTI-FUNCTION SLOT MILLS RADIUS / BALL-NOSE OTHER APPLICATIONS TOOL HOLDING SPARE PARTS T
Long Shank 3 8 40 32 160 40 +11° -18° Yes Fig.2 12,800
(Cylindrical) MRW 40-S32-16-3T 4 6 50 42 170 40 8.0 +12° -16.5° Yes Fig.1 22,000
50-S42-16-4T 5 8 63 42 170 50 +11° -16.5° Yes Fig.2 18,800
Standard Shank 63-S42-16-5T 2 32 32 200 40 -20° 16,000
(Weldon) 3 40 32 200 40 6.0 -16.5° Yes Fig.2 17,200
MRW 32-S32-12-2T-200 4 50 42 300 40 -15.5° Yes Fig.3 14,800
40-S32-12-3T-200 2 40 32 200 40 -18° Yes Fig.4 12,800
50-S42-12-4T-300 3 50 42 300 40 8.0 -16.5° 22,000
4 63 42 300 50 -16.5° Yes Fig.4 18,800
MRW 40-S32-16-2T-200 3 32 32 102 40 -20° 16,000
50-S42-16-3T-300 4 40 32 100 40 6.0 -16.5° 17,200
63-S42-16-4T-300 5 50 40 110 40 -15.5° 14,800
3 40 32 100 40 -18° 12,800
MRW 32-W32-12-3T 4 50 40 110 40 8.0 -16.5°
40-W32-12-4T 5 63 40 120 50 -16.5°
50-W40-12-5T
MRW 40-W32-16-3T
50-W40-16-4T
63-W40-16-5T
Spare Parts and Applicable Inserts (Metric Size)
Spare Parts Applicable Inserts B16
Clamp Wrench Pre-Set Anti-seize
Screw Torque Wrench* Compound
Part Number
DTPM-15 TTP-20 NEW
General Purpose Low Cutting Force Tough Edge
(For Heavy Milling)
SB-4085TRP DTPM-15 -
Recommended Torque for
MRW ···-12... Insert Clamp 3.5 N·m PST-IP15 MP-1 ROMU1204M0ER-GM ROMU1204M0ER-SM ROMU1204M0ER-GH
SB-50140TRP - TTP-20
MRW ···-16... Recommended Torque for PST-IP20 MP-1 ROMU1605M0ER-GM ROMU1605M0ER-SM ROMU1605M0ER-GH
Insert Clamp 4.5 N·m TECHNICAL
Caution with Max. Revolution Recommended Cutting Conditions J10
When running an end mill or a cutter at the maximum revolution, the insert or cutter may be damaged by centrifugal force.
Coat Anti-Seize Compound (MP-1) thinly on portion of taper and thread prior to installation.
*For prolonged insert and cutter life, it is recommended to use the pre-set torque wrench to ensure proper insert screw force. INDEX
Pre-Set Torque Wrench sold separately.
S is Maximum D.O.C.
For more details, see Page J10
: U.S. Stock Standard kyocera@kyocera-tools.ru J9
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