Unibit® Step Drill Set, 4-Pc, HSS #1/#2/#4/#21 ORS NASCO generous sizing

generous sizing

impact wrenches

Light Grinding Arbor Diam [Nom] 5/8 in Arbor Thread - TPI or Pitch 5/8 in - 11 Big Catalog YES Bond Resin Brand NORTON Catalog Big Catalog Construction Catalog NO Country of Origin US Dia

|Used with Jackson Safety Curv-O-Mark® tools

Polished heads and raised panel|12 Point boxed in for more angles|Precision shaped to reduce rounding||

Unibit® Step Drill Set, 4-Pc, HSS #1/#2/#4/#21 ORS NASCO generous sizingSingle flute cutting edge for greater control through steps Three flatted shank prevents slipping in drill chuck Non skid self starting tip eliminates skidding and the need for center punching