Portable Rechargeable Fan, 3600mAh, 12 Hours Battery Life, 5 Speeds, Brushless Motor, for Office, Pocket, Neck, Camping, Sports, Travel

【Various Sizes】 Countersunk drill bits with included cutter in 5 different sizes: 2.8 x 8 mm, 3.0 x 8 mm, 3.2 x 8 mm, 3.5 x 8 mm, 4 x 8 mm.

【Material】 The wood hole saw drill bits are made of high-quality alloy steel with greater precision, hardness, faster cutting speed, and greater strength than ordinary drill bits.

【Fast Chip Removal】 Spiral flute drill bit set with a central drill bit quickly removes chips from the hole.

【Adjustable】 Removable and adjustable: Remove the screw using the included hex key and adjust the countersunk hole length to accommodate screws of different lengths.

【Versatile】 Suitable for home or professional woodworking projects, this countersink bit is suitable for various soft materials such as wood panels, aluminum panels, plywood, plastic, and PVC panels. Not recommended for metals or steel plates.