Hello friends I will show how create a 3dsmax 3d arrow in box model tutorial.
I have used following techniques shown below in this 3ds max tutorial.
[1]-Start 3dsmax and choose “Box” with the following size as shown below
Create box like this in the front view port then place like this
[2]-Convent the box into the editable poly now select the polygon
[3]-Now apply the insert and extrude polygons with the good following amount as shown below 
[4]-Your box should like this 
[5]-Create four boxes and set like this 
[6]-Create another box and convert into the editable 
[7]-Select the vertexes and drag like this 
[8]-Place three arrow like this 
[9]-This is my material window and create material like this 
[10]-Set the skylight like this with the following parameter 
[11]-This is my final result are you looking it 