Search results
Results from the WOW.Com Content Network
Double-ended nail – a rare type of nail with points on both ends and the "head" in the middle for joining boards together. See this patent. Similar to a dowel nail but with a head on the shank. Double-headed (duplex, formwork, shutter, scaffold) nail – used for temporary nailing; nails can easily pulled for later disassembly
Also called a pillow or cross head. 1. A shoulder. 2. A timber situated between a post and a beam to increase the bearing or shorten the span. bolt A piece of log cut to a specific length, usually a short length from which products such as shingles are split or cut. Sometimes also called a billet or round. bow saw. Also simply called a bow. brace
Unlike metal nails, treenails can not be removed (without great effort) or reused. As the wood shrinks or expand the fibers create a friction that interlocks it into the mortise snugly. If a treenail breaks or fails but the wood it is fastening remains intact the remaining trenail can be cut out and replaced with a larger treenail that fits snugly.
Specialized screw with a bugle head that is designed to attach drywall to wood or metal studs, but it is a versatile construction fastener with many uses. The diameter of drywall screw threads is larger than the grip diameter. eye screw screw eye vine eye loopheaded screw: screw eye: Screw with a looped head. Larger ones are sometimes called ...
It was theorized that positive selection for shovel-shaped incisors over the spatulate incisors is more commonly found within cultures that used their teeth as tools due to a greater structural strength in increased shovel-shaped incisors. [2] In some instances, incisors can present a more pronounced version of this called double shovel-shaped.
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
Double head may refer to: Doublehead (1744–1807), one of the most feared warriors of the Cherokees during the Cherokee–American wars; Double heading, the practice of using two locomotives to pull a train; Band head § Double head, a spectral band with two heads; Polycephaly, the condition of having more than one head.
Researchers crawled in the dark on hands and knees to find the creature’s teeth, officials said. Teeth embedded in cave walls reveal new species of ancient sea creature in Kentucky Skip to main ...