Subsoils with clay mold tightly and attach well to barbed wire prongs and rebar. The Merriam-Webster dictionary defines it as "a sharp-edged fork with three broad curved prongs". Pulling tools are also used for retrieving seated components such as plug prongs. A buckle without a chape or prongs is called a buckle trim or slide. The prongs of these buckles attach to the center post. Such plugs have only four prongs (earth, and the three phases). Some use a "bifurcated needle", which looks like a fork with two prongs. Duckbill flash suppressors have upper and lower "prongs" and direct gases to the sides. When released, "Tobiume's" blade straightens and produces several jitte-like prongs along its length. Tridents are spears which have three prongs at the business end. A tuning fork's pitch depends on the length and mass of the two prongs. The trident's prongs are long. A single piece of floss runs between the two prongs. The Carrot provided explosive charges on metal prongs extended from the front if the vehicle. One of the two spiked prongs he landed on is still broken.