Grip Rite Prime Guard MAXB64912 1-1/2-inch 316 Stainless Steel 18 Gauge &ldquo;L&rdquo;-style Narrow Crown Staple, 500 per Belt Clip Max 18Ga stainless Steel narrow crown 1/4 inch staples 316 stainless Steel - L Series Belt-clip box for convenient storage on the job Fits grip-rite Grtsn100, Grtsn150 and most other narrow crown staplers For wood and PVC trim and finish applications