description bar tie twister tool twists bar ties around rebar to hold it in place. california proposition 65 warning. specifications acme tools brand name grip rite acme tools part number bttwear assembled weight (lbs) 5.0 california proposition 65 warning required yes globaltradeitemnumber (gtin) 00764666538344 package weight 6 package weight (lbs) 6 upc 764666538344