B9536.5 Machine Reamer for Conical Pin Left Hand Helix 45°

Taper pin machine reamer with left hand fast spiral flutes and a cylindrical shank with tang, small end diameter 6.40mm with an overall length of 188mm, a flute length of 119mm and 8.78mm large end diameter, according to DIN 2179 standard for reaming pin holes with a 1:50 taper into which 6.50mm taper pins will fit, cobalt based HSS-E with bright finish for machining free machining and plain carbon steel, grey and malleable cast-iron, cast aluminium