- Straight shafts - 1.5’ to 5’ diameter and 10’ to 80’ deep
- Temporary or permanent pasing - 2’ to 5.5’ diameter
- Belled shafts - bell diameter of 4’ to 12’
- Hollow-stem auger cast caissons (unique to K & S)
- Straight shafts - 12" to 18" diameter and up to 40’ deep