The anchor is inserted through the fixture and screwed in with an ordinary Phillips screwdriver or screw gun

5/8-18 x 3 Socket Cap Screw Alloy

5/8-11 x 8 1/2 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor 316 Stainless Steel(20)

3/8-16 x 5 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor 316 Stainless Steel(50)

3/8 x 3 Mushroom Spike 316 SS (25)

M16-2.00 x 130 Socket Cap Screw 12.9 DIN 912 Zinc Plated 7/8-14 Grade 5 Hex Cap Screws Zinc Plated The anchor is inserted throughM16 2. 00 x 130 Socket Cap Screw 12. 9 DIN 912 Zinc Plated . Zinc plated Socket Head Cap Screws from Brighton Best. Meets or exceeds DIN 912.