Author Archives: Expert

Metric DIN 404 Slotted Capstan Screws Specification Sheet

Metric DIN 404 Slotted Capstan Screws Specification Sheet Metric DIN 404 slotted capstan screws (aka tommy bolts) have a unique design in that head which is similar to a cheese head in shape have two holes bored through the side … Continue reading

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Metric DIN 316 Wing Screws Specification Sheet

Metric DIN 316 Wing Screws Specification Sheet with full technical, dimensional, material and mechanical data Metric DIN 316 wing screws / butterfly screws have two wing like projections protruding from the head of the screw. This unique design makes it … Continue reading

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Metric DIN 315 Wing Nuts Specification Sheet

Metric DIN 315 Wing Nuts Specification Sheet with full technical, dimensional, material and mechanical data Metric DIN 315 wing nuts / butterfly nuts of the German Type have two rounded wing like projections. This unique design makes it possible to … Continue reading

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Metric DIN 137 Curved & Waved Spring Washers Specification Sheet

Metric DIN 137 Curved & Waved Spring Lock Washers Specification Sheet Metric DIN 137 Type A and B Spring Lock Washers are specialty spring lock washers – Unlike standard split helical spring lock washers, the DIN 137 lock washers are … Continue reading

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Metric DIN 128 Curved & Waved Spring Lock Washers Specification Sheet

Metric DIN 128 Curved & Waved Spring Lock Washers Specification Sheet Metric DIN 128 Type A and B Spring Lock Washers are specialty spring lock washers – Both are split metal rings that are bent into a curved (Type A) … Continue reading

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Metric DIN 127 Helical Spring Split Lock Washers Specification Sheet

Metric DIN 127 Helical Spring Split Lock Washers Specification Sheet Metric DIN 127 Helical Spring Split Lock Washers are commonly used metric lock washers – It is a split metal ring that is bent into a helical shape. Split Lock … Continue reading

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Metric DIN 125 Flat Washers Specification Sheet

Metric DIN 125 Flat Washers Specification Sheet Metric DIN 125 Flat Washers are standard metric flat washers – a circular metal disc with a central hole. Typically used to distribute the load over a larger bearing surface either positioned below … Continue reading

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Metric Din 1 Taper Pins Specification Sheet

Metric Din 1 Specifications Metric DIN 1 taper pins solid steel rods that tapers through the length to a smaller diameter at one end. Standard inch-sized taper pins have a taper on diameter of 1:48 while DIN 1 metric taper … Continue reading

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Hanger Bolt Specifications

Hanger bolts are specially designed fasteners with wood screw / lag screw threads at one end, and machine screw threads at the other. One end is screwed into wood leaving the exposed machine screw threaded end available to attach a … Continue reading

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For the question on Thread Cutting Screw information

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