Bosch drill bit with visible text "BOSCH 3/16 HSS".
Bosch drill bit with visible text "BOSCH 3/16 HSS".
Impact Tough™ Black Oxide Drill Bit_Cabinet
Bosch EC Motor Lithium-Ion 18V cordless drill in use, drilling into a metal beam. A person wearing work gloves holds the drill.
Bosch Lithium-Ion 18V drill, drilling into metal, hand visible, "DUCTMATE 35" text visible.
Bosch drill bit with visible text "BOSCH 3/16 HSS".
Bosch drill bit with visible text "BOSCH 3/16 HSS".
Impact Tough™ Black Oxide Drill Bit_Cabinet
Bosch EC Motor Lithium-Ion 18V cordless drill in use, drilling into a metal beam. A person wearing work gloves holds the drill.
Bosch Lithium-Ion 18V drill, drilling into metal, hand visible, "DUCTMATE 35" text visible.

Impact Tough™ Black Oxide Drill Bits

For rotary drills/drivers, For impact drill/drivers

Highly Robust

  • Impact Tough™ Black Oxide Drill Bit offers highly robust drilling in metal, especially with impact drivers
  • No skate tip – accurate starts
  • Long flutes for effective material removal
  • Universal drilling applications – general-purpose drilling
  • Impact-rated shank for higher torque drill/drivers
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Materials
Steel
Cast iron
Select options
Diameter (D) Inch
Working length (L1) Inch
Total length (L2) Inch
Choose a pack size
Select options

Diameter (D) Inch 16 options

Working length (L1) Inch 14 options

Total length (L2) Inch 16 options

Choose a pack size 3 options

Available product options (32)
Impact Tough™ Black Oxide Drill Bits
For rotary drills/drivers, For impact drill/drivers

Fits tools of most brands

Impact Tough™ Black Oxide Drill Bits
Impact Tough™ Black Oxide Drill Bits
Impact Tough™ Black Oxide Drill Bits

Hex shank for maximum power transfer in standard three-jaw drills and hexagonal drill driver chucks.

HIGHLY ROBUST WITH IMPACT DRIVERS

The Impact Tough™ Black Oxide Drill Bit offers highly robust drilling in metal, especially with impact drivers. Extremely strong body is extremely robust. The twist drill bit is precision-ground from solid metal and has an oxide-coated flute, giving it an excellent surface quality for slicing through materials with reduced wear. It is suitable for use on alloyed and non-alloyed steel, cast steel, cast iron, sintered iron, non-ferrous metals, sheet metals and plastics.

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Product Options

Available product options: 32

Expand Model number Diameter (D) Inch Working length (L1) Inch Total length (L2) Inch Pack quantity Availability
BL2131IM 1/16 1/2 1 7/8 1
BL2132IM 5/64 1/2 2 1
BL2133IM 3/32 1 2 1/4 1
BL2134IM 7/64 1 2 5/8 1
BL2135IM 1/8 1 1/2 2 3/4 1
BL2136IM 9/64 1 1/2 2 7/8 1
BL2137IM 5/32 2 3 1/8 1
BL2138IM 11/64 1 3/4 3 1/4 1
BL2139IM 3/16 2 3 1/2 1
BL2140IM 13/64 2 3 5/8 1
BL2141IM 7/32 2 3 3/4 1
BL2143IM 1/4 2 1/2 4 1
BL2147IM 5/16 3 4 1/2 1
BL2151IM 3/8 3 1/2 5 1
BL2155IM 7/16 4 5 1/2 1
BL2159IM 1/2 5 6 1
BL4131IM 1/16 1/2 1 7/8 12
BL4132IM 5/64 1 2 12
BL4133IM 3/32 1 2 1/4 12
BL4134IM 7/64 1 1/2 2 5/8 12
BL4135IM 1/8 1 1/2 2 3/4 12
BL4136IM 9/64 1 7/8 2 7/8 12
BL4137IM 5/32 2 1/8 3 1/8 12
BL4138IM 11/64 2 3 1/4 12
BL4139IM 3/16 2 1/2 3 1/2 12
BL4140IM 13/64 2 3 5/8 12
BL4141IM 7/32 2 3/4 3 3/4 12
BL4143IM 1/4 3 4 12
BL4147IM 5/16 3 4 1/2 6
BL4151IM 3/8 5 6 6
BL4155IM 7/16 4 1/2 5 1/2 6
BL4159IM 1/2 4 1/2 6 6

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