% longer service life.
For 16 mm and 20 mm grounding rods.
Inner diameter: 20 mm.
Designed for SDS MAX hammer drills
High quality forged steel for long life
Total length: 250 mm.
Use only in hammer mode.
Specification:
Product Type: SDS-MAX Grounding Rod Driver
Material: high quality 40Cr steel with heat treatment.
Hardness: 50-54HRC.
Shank Type: SDS-MAX
Outer diameter: 32 mm.
Inner diameter: 20 mm.
Total length: 250 mm.
Insert depth: 75 mm.
Shaft length: 175 mm