HIFROM Self Centering Hinge Drill Bits 7Pcs Woodworking Countersink Drill Bits Set Replacement for Door Cabinet - 4pcs HSS 1/4" Hex Shank Predrill Bits, 5/64" 7/64" 9/64" 11/64"

4pcs Self Centering Drill Size Instructions: The 4 most common hinge-screw sizes are 5/64", 7/64 ", 9/64", 11/64" - 5/64": Hole diameter is about 2 mm,Use about 2.2 - 2.8 mm tapping screw - 7/64": Hole diameter is about 2.8 mm,Use about 3 - 3.5 mm tapping screw - 9/64": Hole diameter is about 3.5mm,Use about 4 - 4.5 mm tapping screw - 11/64": Hole diameter is about 4.5mm,Use about 5 - 5.5 mm tapping screw 7pcs Countersink Drill Bits Dimension: - 3mm(Dia) x 60mm(L) - 4mm (Dia)x 75mm(L) - 5mm(Dia) x 85mm(L) - 6mm (Dia)x 93mm(L) - 7mm(Dia) x 10mm(L) - 8mm (Dia)x 11mm(L) - 10mm(Dia) x 12mm(L) Package Included: - 4 x Self-Centering Hinge predrill Bits - 7 x Woodworking chamfer - 1 x L-wrench