Arm & Hammer Spinbrush for CHEAP, at Shoprite! [3/24-3/30] Arm & Hammer Spinbrushes are on sale for $4.99. We have a coupon and a Shoprite digital coupon making this CHEAP! Deal: Buy 1: Arm & Hammer Spinbrush $4.99 Use 1: $1.00/1 Arm & Hammer Spinbrush Battery- Powered Toothbrush or Refill - 3-24-19 SS (exp 04/30/19) Save $1.00 on ARM & HAMMER™ View Post