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Tongue and groove joints allow two flat pieces to be joined strongly together to make a single flat surface. Before plywood became common, tongue and groove boards were also used for sheathing buildings and to construct concrete formwork. A strong joint, the tongue and groove joint is widely used for re-entrant angles
Matchboarding can be used both internally and externally, and can be layered in many different styles including: square edge, feather edge, ship lap and tongue and groove. [2] [3] Matchboard was most popular in the late Victorian period, when woodworking machinery had developed that could cut the edge joints quickly and cheaply.
Two men lifting templates in the mold loft, Tyneside Shipyards, 1943 The first step is to layout the grid, mark the Base Line along the length of the paper or plywood sheet. Then nail Battens every 12 inches (or more in some cases) where the station lines are to be set as a mark for the perpendicular line, which is marked with a T-square.
Tongue-and-groove pliers are commonly used for turning and holding nuts and bolts, gripping irregularly shaped objects, and clamping materials. It is also possible to rotate objects while keeping them in one position.
Groove joint: Like the dado joint, except that the slot is cut with the grain. Sometimes referred to interchangeably with the dado joint. Tongue and groove: Each piece has a groove cut all along one edge, and a thin, deep ridge (the tongue) on the opposite edge. If the tongue is unattached, it is considered a spline joint. Birdsmouth joint
Tongue-and-groove pliers have their jaws offset from their handles and have several positions at which the lower jaw can be positioned. References. This page ...
A finished dovetail joint Dovetailed woodworking joints on a Romanian church Stone pillar at the Vazhappally Maha Siva Temple. A dovetail joint or simply dovetail is a joinery technique most commonly used in woodworking joinery (carpentry), including furniture, cabinets, [1] log buildings, and traditional timber framing.
Medieval pincers found in Hamburg-Harburg (15th/16th century) As pliers in the general sense are an ancient and simple invention, no single inventor can be credited.Early metal working processes from several millennia BCE would have required plier-like devices to handle hot materials in the process of smithing or casting.