National Nail 3 in. #7 ProTech Green Premium Star Drive Trim Screws (100 Count) Organic Plant Food & Fertilizer Black Swan's Power Crystals are

Black Swan's Power Crystals are extremely fast acting

Full Red Spectrum Wavelengths for faster budding/flowering

Universal / Fits Most Gas String Trimmers

lanterns and appliances and can be used in place of other brands of camp fuel

high impact polycarbonate construction provides maximum durability

National Nail 3 in. #7 ProTech Green Premium Star Drive Trim Screws (100 Count) Organic Plant Food & Fertilizer Black Swan's Power Crystals areFor exterior deck, trim, and finish applications with wood and PVC Type 17 slash point starts fast with no pre drilling Trimhead screw reduces visibility in finish projects T 15 Star Drive provides more points of contact, reducing cam outs and limiting bit wear Available in 1 in. (41. 3mm), 2 in. (50. 8mm), 2 in. (63. 5mm), 3 in. (76. 2mm), 3 in. (88. 9mm) lengths Available in green PROTECH coating to blend into wood surfaces, bright 305 and 316