Shrink chuck 4,5° BT 30 - 05 - 80Application: For mounting tools with straight shanks. Note: Toolholders suitable for induction , contact and hot air shrink units. 3, 4, 5 with h4 tolerance and 6 32 with h6 tolerance For 3, 4 and 5 mm only solid carbide tool shanks must be used! All holders are made of forged steel Specific, low warpage hardened Surface hardened HRC 58~60 Hardening depth 0,8mm~0,9mm Taper angle tolerance < AT 3 according to DIN 2080 Surface roughness Ra < 0,4 m

Measures external groves and recessed hub dimensions

With high precision coolant you get improved

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance2

4021 x 20Cr13

shank form UF

Completely made of steel

For mounting straight-shank tools in collet chucks DIN 6391

Construction: Hardened steel

Minimal length compensation on compression and expansion balances very small pitch differences between synchro spindle and tap

Coolant pressure up to max

lockable in different positions

For cleaning internal tapers on machine spindles