• PARDFU HSS 4341 Combination Tap Bit Set (6 Pieces) with 6.35mm Hex Shank (6-32NC,8-32NC,10-24NC,10-32NC,12-24NC,1/4-20NC) bit (SAE Silver) KWD 4.500
• Double Spiral Groove Step Drill Set (3pcs,4-12/4-20/4-32mm), Triangular Shank Black Nitride Drill for Aluminum, Wood, Plastic, DIY (Black 4-12,4-20,4-32) KWD 5