
GBP 57 POWER CARD Reverse countersinking mill 180° for CPMT 05T1.. / CCMT 0602.. / 09T3.. / 1204.. With just one cutter (Z = 1). Size 14–18 – Without through-coolant feed. Note: Dimension e = programming dimension (information on the end face). Size 14–17 – Use GARANT torque screwdriver TQ No. 211750 size 0.9 with bit No. 674248 size TX7. 21 7180 Size 18–30 – Use GARANT torque screwdriver TQ No. 211750 size 1.2 L with bit No. 674252 size 8IP. L1 Size 33–48 – Use GARANT torque screwdriver TQ No. 211750 size 3.0 with bit No. 674252 size 15IP. e ⌀DS ⌀D1 Size 53–76 – Use GARANT torque screwdriver TQ No. 211750 size 5.5 ⌀dmin with bit No. 674252 size 20IP. L3 L2 Countersink ⌀ D 21 7180 ⌀ dmin L1 L2 L3 ⌀ D1 e L ⌀ Ds Shank type suitable Insert screw Set of insert screws 21O h6 indexable insert 180° reverse countersinking mill mm mm mm mm mm mm mm mm mm 14 eShop 7.9 49 39.5 33 25 3.1 99.5 20 Whistle Notch 217185 UNI 219947 (TX17; 0.9 Nm) – 15 eShop 8.5 55 42 35 25 3.55 105 20 Whistle Notch 217185 UNI 219947 (TX7; 0.9 Nm) – 16 eShop 9 56 43.5 37 25 3.5 106.5 20 Whistle Notch 217185 UNI 219947 (TX17; 0.9 Nm) – 17 eShop 9.7 57 44.5 38 25 3.7 107.5 20 Whistle Notch 217185 UNI 219947 (TX17; 0.9 Nm) – 18 eShop 10.5 62 47 40 25 4.05 112 20 Whistle Notch 260142 219795 1 (8IP; 1.2 Nm) – 20 eShop 13 67 52 45 25 3.8 117 20 Whistle Notch 260142 219795 1 (8IP; 1.2 Nm) – 24 eShop 15 72 57 50 25 4.8 122 20 Whistle Notch 260142 219795 1 (8IP; 1.2 Nm) – 26 eShop 17 82 67 60 25 5.05 132 20 Whistle Notch 260142 219795 1 (8IP; 1.2 Nm) – 30 eShop 19 92 77 65 25 6.05 142 20 Whistle Notch 260142 219795 1 (8IP; 1.2 Nm) – 33 eShop 21 102 82 75 25 6.65 152 20 Whistle Notch 260150 219844 (15IP; 3.0 Nm) – 36 eShop 23 113 93 85 40 7.05 173 32 Whistle Notch 260150 219844 (15IP; 3.0 Nm) – 40 eShop 25 123 103 95 40 8.05 183 32 Whistle Notch 260150 219844 (15IP; 3.0 Nm) – 43 eShop 30 123 103 95 40 7.05 183 32 Whistle Notch 260150 219844 (15IP; 3.0 Nm) – 48 eShop 33 163 143 135 40 8.05 223 32 Whistle Notch 260150 219844 (15IP; 3.0 Nm) – 53 eShop 36 140 – 110 – 9.05 210 40 Weldon 260158 – 219848 (20IP; 5.5 Nm) 57 66 76 eShop eShop eShop 39 45 52 150 165 185 – – – 120 135 155 – – – 9.55 220 11.05 245 12.55 265 40 50 50 Weldon Weldon Weldon 260158 260158 260158 – – – 219848 (20IP; 5.5 Nm) 219848 (20IP; 5.5 Nm) 219848 (20IP; 5.5 Nm) 21 Insert for reverse countersinking mill No. 217180 size 14 − 17 Suitable for/ vc [m/min] ISO code N N N P P P P P H H H H M M S K N 21 7185 100 80 75 75 75 65 65 40 40 40 100 90 ● ● ○ Type UNI 21 7185 CPMT 05T104 T HB7035 eShop 10 21A f mm/rev. Reverse countersinking mill No. 21 7180 in use − programming amount (e) 1. Position the tool at the centre of the hole, spindle orientation 0°. 7. Position the tool by the programmed amount (e) 2. Offset to the bore centre. Then withdraw the the tool by the programmed amount (e). tool out through the workpiece. 3. Plunge 6. Lift off to the position below the lower edge of the workpiece, Pull back approx. 0.5 mm in the Z axis. plus safety clearance. Spindle not rotating! Spindle orientation to 0°. 4. Reposition 5. Reverse countersink by amount (e) to the bore centre, to the desired depth. then start the spindle. 221