Screw Jig Dowel Drill Sets Screw Joint Tools + F Clip 15 X Silverline Pocket Hole

Features: Material: the drill bit and the ring are both carbon steel, the positioner is aluminum Angle: 15 degrees Drill diameter: 6mm, 8mm, 10mm Positioner size: 673818cm Stoppers Size: 6mm, 8mm, 10mm Sleeves Size: 6mm, 8mm, 10mm Main color: blue + black Quantity: 15 sets 15° Drilling Angle Dual Pocket 15° Bit Angle ,you can make perfect joints Multi-Size Drill Bit Easy to adjust,easily change between Multi-Size 6/8/10mm drill bit , used for any wood type, position and angle