
Tooling by DIJET Indexable Tools Under Cutter DUMTYPE Side relief cutting for blanking dies and shearing dies. R6 corner radius insert can reduce the risk of cracking at edge of dies after hardening. ● DUM-6R type (Straight shank) DUM-6R type (Straight shank) ● DUM-MT type (MT shank) rε ● DUM-W※R type (Straight shank・with corner radius) DUM-W※R type ℓs (Straight shank・with corner radius) L ■ BODY No. of Applicable Inserts Insert with Dimensions (mm) corner radius Cat. No. Stock Bottom φDc rε ℓ ℓ2 ℓs φD1 φDs Shank Side (R) Side Peripheral (L) L Md DUM-25023S20-W2R □ 1 1 − 25 R2 23.5 48.5 201.5 19.3 20 □ 24.5 − DUM32034S25-6R 1 3 34 83 167 250 − − − DUM32050S25-6R 25 □ 1 5 50 24.5 *C Body(Carbide shank) 32 DUM320184T-MT5 □ 1 3 34 184 136 320 24.5 MT5 M20×2.5 DUM-32033S25-W6R □ 1 1 1 33 58 192 24.5 25 DUM36038S32-6R □ 1 3 38 89 161 36 31 DUM36050S32-6R □ 1 5 R6 50 101 149 32 DUM40040S32-6R □ 2 8 40 91 159 40 31.5 DUM40052S32-6R □ − 2 10 52 103 147 250 32 − DUM50020S42-6R □ 2 2 20 70 180 41 DUM50036S42-6R □ 2 6 36 87 163 40 50 42 DUM50050S42-6R □ 2 10 50 107 143 40 DUM-50055S42-W6R □ 2 2 8 55.7 90 160 41 Note) 1. All cutters are supplied without inserts. 2. Please refer page C216 for recommended cutting conditions. C214 : Standard stock items □ : Stock in Japan ○ : Soon to be deleted