[DETAIL] Description: 【Quality Material】The ground rod bit is made of high quality steel, which is impact resistant and rustproof, sturdy material will provide you with long term using time. 【Easy to Install】Drill grounding rods is easy to install and disassemble, without the assistance of other tools. 【Easy to Use】Ground rod bits driver can withstand greater impact without damage, saving your time and improving working efficiency. 【Practical Tool】This ground rod driver eliminates the need for a sledgehammer and boards to install ground rods, small fence posts, and small electric fence posts. 【Wide Application】Ground rod driver is suitable for most rotary drills. Specification: Material: Steel Size Chart: Inner DiameterxTotal Length: ROUND HANDLE 19mm: 19mmx85mm/0.75inchx3.35inch ROUND HANDLE 21mm: 21mmx85mm/0.83inchx3.35inch 5 PITS HANDLE 30mm: 30mmx200mm/1.18inchx7.87inch ROUND HANDLE 30mm: 30mmx160mm/1.18inchx6.30inch 5 PITS HANDLE 45mm: 45mmx200mm/1.77inchx7.87inch ROUND HANDLE 45mm: 45mmx160mm/1.77inchx6.30inch 5 PITS HANDLE 65mm: 65mmx200mm/2.56inchx7.87inch ROUND HANDLE 65mm: 65mmx160mm/2.56inchx6.30inch ROUND HANDLE 35mm: 35mmx85mm/1.38inchx3.35inch Package Includes: 1 Ground Rod Driver Bit Note: Please allow slightly errors due to manual measurement and different monitors. [ATTRIBUTES] - Hign-concerned Chemical: None - Brand Name: homyl - Origin: Mainland China - Hign-concerned Chemical: None - Brand Name: homyl - Origin: Mainland China - Certification: None - Model Number: Ground Rod Driver - DIY Supplies: Electrical - Type: Core Drill Bit - MainKey1: Ground Rod Driver Bit - MainKey2: Ground Rod Driver for Driving Ground Rods - MainKey3: Heavy Duty Drill grounding rods Wear Resistant - MainKey4: Ground Rod Bits Driver Driving Ground Rods - MainKey5: Steel drill bit driver Heavy duty Wear resistant - MainKey6: Ground Rod Driver Heavy Duty Grounding rods