GBP 57 30 2287 30 2305 Optimised cooling concept ■ 4 cooling channel bores Corrosion protection with different alignment angles. Special surface treatment. 30 2285 Clamping range ⌀ D1 mm 6 8 10 12 14 16 18 20 25 32 30 2285 Shrink-fit chuck SK 50 short eShop eShop eShop eShop eShop eShop eShop eShop eShop eShop 31A Shrink-fit chuck 30 2287 with 4 cooling channel bores, SK 50 short eShop eShop eShop eShop – eShop – eShop – – 31A nickel-plated Shrink-fit chuck 30 2292 SK 50 short eShop eShop eShop eShop eShop eShop eShop eShop eShop eShop 31A with cooling channel bores SK 50 30 2305 Shrink-fit chuck eShop eShop eShop eShop eShop eShop eShop eShop eShop eShop 31A A = 120 Shrink-fit chuck SK 50 30 2308 eShop eShop eShop eShop eShop eShop eShop eShop – – 31A with cooling channel bores A = 120 SK 50 30 2310 Shrink-fit chuck eShop eShop eShop eShop eShop eShop eShop eShop eShop eShop 31A A = 160 Shrink-fit chuck SK 50 30 2313 eShop eShop eShop eShop – eShop – eShop – – 31A with cooling channel bores A = 160 SK 50 30 2355 Shrink-fit chuck eShop eShop eShop eShop eShop eShop eShop eShop eShop eShop 31A A = 200 ⌀ D1 mm 6 8 10 12 14 16 18 20 25 32 Dimension A (30 2285, 30 2287, 30 2292) mm 80 80 80 80 80 80 80 80 100 100 ⌀ D (30 2285, 30 2292, 30 2305, 30 2308, 30 2310, 30 2313, 30 2355) mm 27 27 31.4 31.4 34 34 41 41 53 53 ⌀ D (30 2287) mm 27 27 32 32 – 34 – 42 – – ⌀ D2 mm 21 21 24 24 27 27 33 33 44 44 G 2.5 ≤3µm ISO Form 25000 HSC HPC 7388-1 ADB min-1 Shrink-fit chuck 4.5°, slotted − (formerly DIN 69871) ■ High-temperature steel. ■ With 4 cooling channel slots on the clamping hole. ■ All shanks hard turned (for smooth running!). 30 2362 ■ With RFID/Balluffchip bore. Advantage: Improved cooling directly on the tool shank. Facilitates the removal of small tool diameters. Application: For holding end mills and drills with parallel shank to h6 tolerance. Suitable for inductive, contact and hot air shrink-fitting units. Optional extras: Pull studs (PS) No. 308600 − 308800, PS wrenches No. 308820 – 308835. 30 2364 30 Clamping ⌀D1 mm 3 4 5 30 2362 30 2362 SK 40 short eShop eShop eShop 31A Shrink-fit chuck with cooling channel slots SK 40 30 2364 eShop eShop eShop 31A A = 130 ⌀ D1 mm 3 4 5 Dimension A (30 2362) mm 80 ⌀ D2 mm 12 ⌀ D mm 17 30 2362 983