Mesee 10 Pieces HSS Brad Point Twist Drill Bits, 1/4 Inch Hex Shank Quick Change Twist Drill Bits Set for Woodworking Dowel Drilling - 4mm/ 5mm/ 6mm/ 8mm/ 10mm : Amazon.com.au: Home Improvement
Makita 5mm x 105mm - 1/4" Hex Drive HSS R-Series Metal Drill Bit - D-14962 | TradeTools
Yakamoz Combination Drill Tap & Tap Bit Set, 6Pcs 1/4" Hex HSS Shank Titanium Drill Tap Combination Bit Set Screw Tapping Countersink Drill Bits Metric Thread M3-M10 : Amazon.com.au: Home Improvement