Used when constructing drywall track and ceiling track systems to stitch the track together (Max. 3.0mm) 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. 3.0mm) without the need to pre-drill a hole. Drill Tip Angle degree 110 Drill Tip Length mm 5.10 Drill Tip Width mm 3.40 Driver Bit Size PH2 Effective Thread Length mm 17 Finish Zinc Gauge 8 Head Height mm 2.20 Head Type Wafer Included Items PH2 S2 Bit (Qty 1) Length inch 1 Length mm 25 Material Carbon Steel Max Drilling Thickness mm 3.0 Pack Dimensions L x W x H mm 190 x 90 x 90 Pack Weight kg 2.518 Point Type Self-Drilling Product Code 00025WHSD Rec RPM 1,800 - 2,500 Recess Type Phillips Size imp. 8 x 1 Size mm 4.2 x 25 Substrates Thin Sheet Metal, Drywall Thread Dia. mm 4.2 Thread Length mm 25 Thread Type Self-Tapping