Woodworking Pocket Hole Locate Punch Jig Kit With Step Drilling Bit Wood Tools Set Specification: Material: Aluminum Surface treatment: anodized Jig bush: die steel ( nitriding treatment; hardness: HRC45-50°) Scale: Laser engraving (non-screen printing, prolonged use of the mark will not wear) Suitable For:Wood Drilling Features: For use with pocket hole joinery Good abrasion resistance, long service life Chip fast, giving a wrench Sharp knife head, smooth without burr Punching a 8mm thread rod hole ; Punching a 8mm dowel hole on the side of plank Package Included: 1pc x hole puncher 1pc x 8mm drill bit (with stop ring) 1pc x 15mm drill bit (with stop ring) 1pc x wrench as Half moon 1pc x Allen wrench Note: 1.Please allow a bit error due to manual measurement.Pls make sure you do not mind before you bid. 2.The color may have different as the difference display,pls understand.