POOL TW Anchor (POOL Anchor, TW Type) China POOL TW Anchor(POOL Anchor, TW Type): POOL TW Anchor (POOL Anchor, TW Anchor) POOL TW Anchor(POOL Anchor, TW Type) is also an High Holding Power Anchor, holding-power-to-weight is about 6, anchor flukes are smooth and sharp, suitable for all soil conditions, drop and weigh anchor is convenient, commonly used as Bow Anchor or Offdrill Anchor.