Irwin 3018002 Cobalt M35 Drill Bit Set - 29 Piece Type_Cup Front jaw can be inserted

Front jaw can be inserted into front or back of base

Ultra high performance filters protects against UV & IR

Thorough and exact heat treatment

Size of Belt: 20mm x 520mm

Hose: 1/4" ID

Irwin 3018002 Cobalt M35 Drill Bit Set - 29 Piece Type_Cup Front jaw can be insertedCobalt steel extends cutting edge life and maintains cutting life after resharpening Extra hard drill for greater wear 135 split point tip starts on contact, cuts with less force Rubber over molded case protects kit if dropped Tap and Drill selection chart for convenient reference Automatic indexing for easy bit access and identification Removable cartridges: easy to carry bits from case to work site Sizes include 1 16" to 1 2" in 1 64" increments