2-Hole Nib-Bit Beads are shaped like a wedge: 

2-hole Nib-Bit Beads Jet have a tapered wedge shape and two parallel holes. These pressed glass beads are designed and manufactured in the Czech Republic. Nib-Bit Beads have large holes (0.6mm) which easily accommodate multiple passes of beading thread.

2-hole Nib-Bit Beads specifications: 

• Color: Jet
• Brand: Matubo
• Category: 2-Hole Beads
• Shape: Nib-Bit  
• Material: Czech Lead-Free Glass
• Measurements: 6x5mm
• Hole size: 0.8mm
• Quantity: Each tube contains about 8-9 grams of beads (approx. 50 pieces)