Titanium Bone Tac Screws (5/pack) by MCT Bio $45.00 SKU BT-3.5 3.5mm - $45.00 4.5mm - $45.00 3.5mm 4.5mm Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Available sizes (diameter x length), 5pc/pack SKU Diameter x length BT-3.5 0.25 x 3.5 (short) BT-4.5 0.25 x 4.5 (long)