Use one of these Masonry drill bits to create pilot holes into hard earth to help the deployment of your longer GroundGrabba Pro I or Pro II or commercial range GR14's. What You Get Your choice of: 1x 12mm x 300mm Masonry Drill with HEX shaft / shank 1x 12mm x 600mm Masonry Drill with HEX shaft / shank 1x 12mm x 600mm Masonry Drill with SDS shaft / shank 1x 15mm x 900mm Masonry Drill with SDS shaft / shank Specifications 300mm Model 12mm x 300mm 12mm Masonry Drill Bit to pre-drill holes into very hard ground to help make the insertion of GroundGrabba Pro possible. Made of hardened steel with a tungsten tip. Speed Hex clip in style shank Weight: 175 grams Dimensions: 12 × 300mm 600mm Models Hex Speed Shank 12mm x 600mm 12mm Masonry Drill Bit to pre-drill holes into very hard ground to help make the insertion of your GroundGrabba Pro, Pro I or Pro II possible. Made of hardened steel with a tungsten tip. Speed Hex Clip in style shank Weight: 250 grams Dimensions: 12mm x 600mm SDS Shank 12mm x 600mm 12mm Masonry Drill Bit to pre-drill holes into very hard ground to help make the insertion of GroundGrabba Pro, Pro I or Pro II possible. Made of hardened steel with a tungsten tip. SDS shank Weight: 250 grams Dimensions: 12mm x 600mm 900mm Model SDS Shank 15mm x 900mm 15mm Masonry Drill Bit to pre-drill holes into very hard ground to help make the insertion of GroundGrabba Pro, Pro I or Pro II & our commercial GR14 range possible. Made of hardened steel with a tungsten tip. SDS shank Weight: 400 grams Dimensions: 12mm x 600mm Additional Information If you go camping on really hard compact ground and you’re finding it almost impossible to drive your GroundGrabba Pro, Pro I or Pro II into the ground then try pre-drilling the ground using this 12 x 600mm masonry drill bit. You may need to drill the ground an inch or two at a time and keep clearing the hole if the ground is ‘that’ hard. Perhaps you may also need to widen the hole too. Video Disclaimer ⚠ Caution: ❌ Do not use in grounds where there are underground services such as but not limited to: electricity, gas, phone, data, water. ❌ Do not use GroundGrabba products for any other purpose other than ground anchoring. Misuse or abuse of GroundGrabba products can lead to injury or worse to the user or bystanders. Not to be used with mains powered drills. When using Battery drills please refer to the drill manufacturers warnings and safety instructions prior to use with GroundGrabba products. Only use GroundGrabba products for their intended purpose of ground anchoring things such as tents and shade canopies. Always hold your drill firmly with both hands and use the inside of your legs as a drill guide with the drill handle in between your legs to help prevent torque twisting wrist or other injury. Always start your drill on the lowest torque setting. Use a good quality high torque drill or impact wrench. For hard or extremely hard grounds we recommend pre drilling a minimum of a 12mm pilot hole to help with insertion. Some grounds will be impenetrable. Use the correct GroundGrabba for the job. Warranty Masonry Drills come with a twelve month manufacturer defect replacement warranty *conditions apply