HellermannTyton NC60 Nail Clip, 0.24" Cable Diameter, PP;ST, Black, 100/pkg Length: 0.63" Width: 0.49" Height: 0.32" Nominal Diameter: 1/4 Color: Black Qty/Bag: 100 Material: Steel (ST) Polyethylene (PE) Material Shortcut: ST PE Flammability: UL 94 HB Operating Temperature (Metric): -40°F to +239°F (-40°C to +115°C) ROHS Complaint: Yes Features & Benefits •Hardened steel nail allows easy installation into wood, masonry joints, cinder block and mortar. •No sharp edges reduce risk of cutting cables or sheaths.