ITEM NAME:6Pcs Titanium Coated HSS Drill & Saw Carpenter Woodworking Plastic Metal #gib Store Home Promotion Hot Item Add to Fav.Material: HSS 4241. Quantity: 1 set (6pcs). DIY Supplies: Woodworking. Type: Twist Drill Bit. Model Number: Drill Bits. 6 x Drill Bits. Material: High Speed Steel. Size: 3mm, 4mm, 5mm, 6mm, 6.5mm, 8mm.