New Old Stock IRWIN Unibit #2 HSS made in USA 10232 Step Drill Bit, 3/16" to 1/2" in 6 steps Hazet Beautifully machined

Beautifully machined

18" and 24"  blades only

The box is not included in this sale and is shown for informational purposes only

hobbed gears for more sensitive response

13 mm    140mm length Hex Socket: 5

New Old Stock IRWIN Unibit #2 HSS made in USA 10232 Step Drill Bit, 3/16" to 1/2" in 6 steps Hazet Beautifully machinedIRWIN Unibit made in USA Model 10232 Step Drill Bit, #2, 3 16" to 1 2" in 6 steps The IRWIN Unibit 10232 Step Drill Bit #2 (3 16" 1 2" diameter in 1 16" increments) is designed to drill perfectly round holes in thin materials like Stainless Steel, Copper, Brass, Aluminum, Plastic And Laminates with less effort than other bits. It also drills through wood, composition board plus plexiglass and plastics that often crack with conventional bits. The high