Comparison : Item # CAL1-470-2.0, CAL Series - Stainless Steel (Metric)
Item # CAL1-580-3.3, CAL Series - Stainless Steel (Metric)
Item # CAL1-610-4.2, CAL Series - Stainless Steel (Metric)
Item # CAL1-8125-3.8, CAL Series - Stainless Steel (Metric)
Item # CAL1-1015-3.8, CAL Series - Stainless Steel (Metric)