Patent ID: 9308628
Filing Date: 2016-04-12
CPC Classification: B25B

Claim Text:
1. An anti-slip fastener driver comprising: a body portion; a driving portion formed at one terminal end of the body portion and including at least one peripheral face, with at least one contact face formed at one distal end of the driving portion opposite to the body portion, with the at least one contact face being at an inner included angle less than 90 degrees to the at least one peripheral face, with the at least one contact face including two contact faces, with a height difference provided between the two contact faces, with the driving portion including two driving sections each having three peripheral faces and a proximal face, with the proximal faces of the two driving sections connected to each other, with one end of each driving section opposite to the body portion forming the contact face, with the two contact faces together forming an end face of the distal end of the driving portion, with the two contact faces being beveled and inclined to each other, with each of the two contact faces being at the inner included angle less than 90 degrees to one of the three peripheral faces of each driving section, with each of the two contact faces including three short sides respectively connecting with the three peripheral faces of each driving section, and a long side connecting with the proximal face of each driving section, with the long sides of the two contact faces together forming an outer included angle less than 90 degrees.