Diamond Tungsten Pins with Drill Bits

Diamond Tungsten Pins (100 pc) & 4.5mm and #17 Drill Bits

Packaged in a plastic tube of 100 pins. For traction on asphalt, concrete or rocky terrain. Hole is drilled with either a 4.5mm or #17 drill bit. Pin is driven in to desired depth. Pin is tapered so it tightens as it is driven

 Dimensions: 4.5 - 5.1 mm (tapered) x 9 mm long.

Packaged in a plastic tube of 100 pins.