Shop Equipment › SHAVER 1020/510F SHAVER 1020/510F $3,050.00 sold out Heavy Duty Hydraulic Post Hole Digger The Model 1020 offers 1,000 foot-pounds of torque with a hydraulic requirement of 10-20 gpm. Sold Out Added! Heavy Duty Hydraulic Post Hole Digger The Model 1020 offers 1,000 foot-pounds of torque with a hydraulic requirement of 10-20 gpm.