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HEX BOLT SLEEVE ANCHOR

SLEEVE ANCHOR WITH HEX HEAD 
Specification: M6-M12;
Material: Q235 plain carbon steel;
Series composition: external hexagonal bolts, sleeves with holes, flower nuts, flat washers;
Surface treatment: electroplating blue and white, color zinc;
Applicable substrates: concrete, hollow brick, stone;
Scope of application: steel structures, railings, elevator lines, brackets, doors, stairs, exterior wall finishes of houses, windows and other fields. 
Product features: the casing adopts the texture adjustment design to increase the friction between the product and the base material, and the protruding part on the casing can be prevent the expansion tube from rotating during installation.