목재 나사 #5/16 x 30.5cm(5/16 x 12인치), 튼튼한 구조용 목재 나사, 녹색 녹 방지 코팅, 목재, 건설, 조경 및 철도 타이용 지연 나사 및 래그 볼트 (육각 소켓, 70팩)

가격 변동 그래프

아마존 달러(USD) 가격을 각 날짜의 환율로 원화 환산해 표시합니다. 현재 환율 $1 = ₩1,490 (2026-07-15 기준)

상품 특징

• [No Pre-Drilling – Maximize Efficiency] Skip the pilot hole step and save 70% of your time. Our self-drilling wood screws bite directly into wood, saving 20 seconds per screw. Ideal for outdoor wood projects like deck construction, log building, or timber framing. Save both time and effort
• [1500-Hour Salt Spray Test] Our lag screws feature a green epoxy coating and have passed the rigorous 1500-hour salt spray test (ASTM B117). Even with prolonged exposure to harsh environments, lag screws for wood remain smooth and fully functional. Perfect for coastal homes, rainy climates, and demanding outdoor conditions, making them an ideal choice for long-term outdoor applications
• [40% Reduced Torque – Effortless Installation] Our structural screws feature a knurled shank that cuts drilling torque by 40% (15.2 ft-lb vs. 25.4 ft-lb for smooth screws). The hex head of timber screws prevents slipping, while the notched tip ensures smooth driving. These heavy duty screws handle significant weight and pressure securely, making installation easy for both professionals and DIYers
• [ACQ-Compliant] Our lag bolts for wood are specifically designed for direct contact with ACQ lumber and suitable for pressure-treated wood, meeting U.S./Canadian standards for deck and outdoor structures. Unlike ordinary screws, they offer superior resistance to corrosion and staining. Their strength and durability make them widely suitable for outdoor, residential, and industrial applications
• [Crush-Proof Packaging] Every construction screws accounted for reinforced cardboard ensures screws arrive straight and undamaged. Each set undergoes rigorous inspection 3X before dispatch – contact us for a quick replacement if needed. Your satisfaction is our priority