ITEM NAME:10xDurable M6*40 Titanium DIN912 Hex Socket Allen Cap Button Head Bolt Screw Description: Application: Indoor or outdoor Usage: Fastening piece for home improvement or mechanical industry Can be used widely in home DIY, carpentry, auto parts, machine repair It is not rusty, can be used as a practical tool tapped in wooden door, sheet metal pieces, brick wall, window and so on Type:Â Hexagon Head Material: Titanium GR1 TA1 Standard: DIN912 Thread Size: M6*40 Color: As the picture show Package Includes: 10x Titanium Screws Note: Please allow 1-3mm error due to manual measurement..Standard: DIN912. Thread Size: M6 40. Material: Titanium GR1 TA1. 10x Titanium Screws. Type: Hexagon Head. The colors may have different as the difference display,pls understand.