Step Drill Bit Set, 4 Pieces, High Speed Steel Wearing Williams Designed with mounting holes centered

Designed with mounting holes centered at the top and bottom

helping to remove moisture and contaminants

Designed to produce clean and precise threads on pipe

can be used as a sealant on mating surfaces of flare style fittings to seal scratches and surface imperfections

Step Drill Bit Set, 4 Pieces, High Speed Steel Wearing Williams Designed with mounting holes centeredIncludes: (1) #7 Step drill bit (7 8" single hole), (1) #4 Step drill bit (3 16" 7 8" by 1 16"), (1) #12 Step drill bit (7 8" 1 3 8"), (1) #1 Step drill bit (1 8" 1 2" by 1 32"), (1) Carrying case Includes: (1) #7, 7 8" Single Hole, (1) #4, 3 16" 7 8" by 1 16", (1) #12, 7 8" 1 3 8", (1) #1, 1 8" 1 2" by 1 32" Dual flute design provides greater speed and control means a jam free performance Rapid Strike Tip creates fast, accurate starts and generates