Professional Electic Stapler - Roberts Consolidated- roberts carpet stapler parts ,19/6/2018· Professional Electic Stapler. Designed for use with 20-gauge, 3/16" Crown staples, the ROBERTS Professional Electric Stapler is ideal for installing carpeting. Although 9/16" length staples are recommended for carpet installation, this stapler can hold staples in lengths from 3/16" to 9/16".duo fast staple gun | eBay4.5 out of 5 stars. 16 product ratings. - Electric Carpet Stapler for 3/16 in. Crown, 20 Gauge Staples. C $137.30. Trending at C $140.72. Trending price is based on prices over last 90 days. Buy It Now. +C $29.65 shipping estimate. from United States.