Masonry Screw Bolt 12mm x 75mm (Drill size 10mm) 25pk (TORNADO)
Thunderbolts 12mm X 75mm 25PK - TORNADO Steel Twister Self tapping masonry fixing anchors for use with concrete, brick, wood, marble and stone.
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TORNADO Twister 12mm X 75mm - 25PK Self tapping masonry fixings.
Uses standard size hammer or percussion drill bits.
Can be removed and re-fixed into the same hole.
Safe anchoring achieved without the need of high tightening forces.
Suitable for use with concrete
