Includes: 1pc step drill bit according to the size you choosed
Item no.
HZ30387: 3-12mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
HZ30388: 4-12mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
HZ30389: 4-20mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
HZ30390: 4-22mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
HZ30391: 6-24mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
Features:
118° X-shaped opening, to reduces slippage of the opening
HSS Drill Bit Set For Metal , Wood, Plastic And Aluminum.
Ideal For DIY, Home and General Building/Engineering Using.
Ideal For using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.
High speed steel,durable.
Nitriding coated to reduce friction and heat.
Triangle shanks design in order to prevent slippage when in chuck.
Includes: 1pc step drill bit according to the size you choosed
Item no.
HZ30387: 3-12mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
HZ30388: 4-12mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
HZ30389: 4-20mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
HZ30390: 4-22mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
HZ30391: 6-24mm 1/4 Inch Hex Shank Step Drill Bit Spiral Grooved
Features:
118° X-shaped opening, to reduces slippage of the opening
HSS Drill Bit Set For Metal , Wood, Plastic And Aluminum.
Ideal For DIY, Home and General Building/Engineering Using.
Ideal For using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.
High speed steel,durable.
Nitriding coated to reduce friction and heat.
Triangle shanks design in order to prevent slippage when in chuck.