Feature

●Material: A2 Stainless Steel; Strength Classification: 50
●Screw Nominal D x Neck Length L=M6 x 25 (mm), Thread Pitch: 1 (mm)
●Flat washer dimensions: outer diameter 0.5 inch (13 mm) x thickness 0.04 inch (1.0 mm), spring washer dimensions: outer diameter 0.4 inch (11.5 mm) x cross section t1.5 (mm)
●Thread Type: Metric Coarse Thread, 6g, Surface Treatment: Pacific
●Standards: Bolt body = JIS B 1187 compliant, washers = manufacturer specifications


Description

This is a "Washer Embedded Hex Bolt (P3)" with a flat washer and spring washer built into the hex bolt. It is also commonly referred to as the "Hexagon Cemus" and "Hexagon Cemus P3". It is a suitable bolt to avoid the risk of the washer falling off during tightening work. Use it for tightening narrow and limited spaces to improve work efficiency. Manufactured in Japan.