Used when constructing drywall track and ceiling track systems to stitch the track together (Max. 0.6mm) without the need to pre-drill a hole. CE Standard Web BS EN 14566:2008 Corrosion Rating 1 - Clean, dry & low humidity environments Description Used when constructing drywall track and ceiling track systems to stitch the track together (Max. 0.6mm) without the need to pre-drill a hole. Driver Bit Size PH2 Effective Thread Length mm 13 Finish Zinc Gauge 8 Head Height mm 2.20 Head Type Wafer Included Items PH2 S2 Bit (Qty 1) Length inch Length mm 13 Material Carbon Steel Max Drilling Thickness mm 0.6 Pack Dimensions L x W x H mm 135 x 90 x 60 Pack Weight kg 1.598 Point Type Sharp Product Code 08916WHSP Rec RPM 1,800 - 2,500 Recess Type Phillips Size imp. 8 x Size mm 4.2 x 13 Substrates Thin Sheet Metal, Drywall Thread Dia. mm 4.2 Thread Length mm 13 Thread Type Self-Tapping