On the radial aspect of the forearem, 1.5 cun proximal to the transverse crease of the wrist, in the cleft between the tendons of the brachioradial muscle and the long abductor muscle of the thumb.When the index fingers and thumbs of both hands are crossed with the index finger of one hand placed on the styloid process of the radius of the other, the point is in the depression right under the tip of the index finger.