Wielokrążek / pulley system
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How To Make A Diy Drill Powered Winch | Powerful Homemade Drill Winch | DIY Winch
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Uprooting a tree using a 45 to 1 pulley system
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Why Snatch Blocks are AWESOME (How Pulleys Work) - Smarter Every Day 228
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sungguh keterlaluan!! KATROL MANUAL yang terbuat dari gear bekas motor dan harus di coba!!
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XSTRAP STANDARD Heavy-Duty 2,000 LB Breaking Strength 50 FT Rope Hoist
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घिरनी क्या है? और उसके फायदे | What is Pulley and it's advantage
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How To Make Mini Forklift Using Winch | Homemade Mini Forklift Using Winch
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