The Full Versah G-Stop Kit : - 2 x Small G-stop vertical gauge. - 2 x Medium G-stop vertical gauge. - 2 x Large G-stop vertical gauge. - 2 x X-Large G-stop vertical gauge. - 28 x G-stop keys in 7 drilling depths (3 mm, 5 mm, 8 mm, 10 mm, 11.5 mm, 13 mm, and 15 mm) of all 4 diameters. **For further product information, please contact Chat Support**