Combi shell mill holder BT 30 - 16 - 45Application: For mounting milling cutters with transverse or longitudinal groove. With retaining screw, driving ring and feather key 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 Tensile strength in the core of min. 800 N mm after DIN All functional surfaces fine machined

sleeves and tool arbors

Ø2mm Carbide tipped contact point

System concentricity and repetition accuracy 3 µm (3×D

With mechanical booster

For holding tool holders with polygonal shank ISO 26623-1

ER-system with spray nozzles

Ratchet stop

Construction: Hardened steel

Tool steel

For mounting milling cutters with transversal groove

HSS-Co5 Twist drill DIN338 d=6

min-1) = 6000