Timco - Metal Timber to Heavy Section Screws Wing-Tip Silver Size 5.5x65-200 Pcs
R.P.M. without burning out. To Suit Timber mm - 14 - 29. Hardened carbon steel drill tip fused on to an A2-304 Austenitic Stainless Steel body". Thread Dia. Effective Thread Length mm - 34. Point Type - Self-Drilling No.5.