End mill holder Weldon BT 50 - 18 - 80Application: For mounting straight shank tools with lateral flat according to DIN 1835 form B (Weldon). Delivery: With clamping screw 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

High holding forces: increase by a factor of 3 to 5 compared to standard jaws

Hardened and grinded all around

Ground on the inside and outside

JIS B 6339 and DIN 2080

From d = 25 on two clamping screws

Can be locked with set screw

With securing screws and Tee-nuts

ER-system with spray nozzles

Internal measurement jaws are rounded to provide accurate measurement of internal diameters

Rolled thread

Suitable for tool arbor with polygonal shank (PSC) - ISO 26623-1

Metallic sealed Collets for internal cooling (applicable up to 100 bar)