Thumb Score: +19 Amazon [amazon.com] has Irwin 8″ Vise-Grip Self Adjusting Wire Stripper for $22.99 – $3.45 when you ‘clip’ the coupon on product page = $19.54. Shipping is free with Prime or on $35+ orders. Price $8.94 lower (31% savings) than the list price of $28.48 $3.45 lower (15% savings) than the previous price…