Shrink chuck 4,5° BT 40 - 14 - 90Application: 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

Set consist of

00005" / 0

Low-vibration boring bars

Head turnable for 360°

SK 30 without coolant exit bores on the end faceDelivery:

better chip evacuation

the coolant tube can be moved only to a minimum degree according to DIN (±1°)

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

bei Ø 6 – Ø 32 mm = h238

no adhesion occurs and the tool

Coolant pressure up to max

For mounting straight-shank tools with internal coolant