Used with the regular and short length Densah® Burs for vertical depth control. Features: 13 mm drilling depth for the Regular Length Densah Burs 8 mm drilling depth for the Short Densah Burs Compatible with Medium C-Guide® Sleeve Optimized to allow copious irrigation to the Densah Burs Used for implant diameters up to 4.3 mm G-Stop Key outside diameter: 5.0 mm Requirements: Medium Vertical Gauge Generation 3 (G3) Densah Bur Compatible with Pilot Drill, VT1525, VT1525-S, VT1828, VT1828-S, VS2228, VT2535, VT2535-S, VT2838, VT2838-S, VS3238