... ):good quality and very competitive prices, 3):soon delivery time 103 Powder Actuated Tool LOW VELOCITY NK DRIVE PINS TOOL:1 ... .25 Disc loads,4):307 Powder Actuated Tool fit DN,.300 head pins and .22 single loads,HIGH VELOCITY DRIVE PIN ... (5.6x16,low velocity)single,brown,green,yellow,red colour 103 Powder Actuated Tool