Six serrations (凹凸) are provided on the outer periphery of the insertion part, and knurling is applied.
It is a 2-step type that can be fixed straight by swinging 15 degrees and inserting the socket all the way.

Item description:
Brand: Koken                                                
Item Name: Offset Extension Bar
Part Number: 4763-50
Size:
Drive Size: 1/2"
Length: 50mm
Weight: 95g
Other Details:


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Ninja Tools - 忍者工具店