B' TYPE COMBO with Screw Point

A combination type bit with screw point configuration, self-starting, very aggressive with fish accommodation on both ends (3/16" shaft). Ultra-flexible shaft – very popular with alarm installers. Penetrates quickly and easily. Easily resharpened with a good file. Slow back taper allows bit to be easily retrieved.

Longer models should be used with J712 (Manipulator).

MODEL DIMENSION
B 188 18" x 3/8"
B 182 18" x 1/2"
B 189 18" x 9/16"
B 248 24" x 3/8"
B 242 24" x 1/2"
B 249 24" x 9/16"
B 368 36" x 3/8"
B 362 36" x 1/2"
B 369 36" x 9/16"
B 548 54" x 3/8"
B 542 54" x 1/2"
B 549 54" x 9/16"
B 728 72" x 3/8"
B 722 72" x 1/2"
B 729 72" x 9/16"