M4/M5/M6 Jack Nuts Petal Nuts Expansion Nuts Thinning Fixing Pins with Screws Assemblies for Hollow Wall Iron Wires for Thin Soft Wall

Feature:
【3 SIZES TO CHOOSE】There are 3 Jack nut with different hole diameters for you to choose they are about 8mm/0.31inch 10mm/0.39inch 12mm/0.47inch. Their corresponding screw sizes are about 25 x 4mm/0.98 x 0.16inch(length x thread diameter) 25 x 5mm/0.98 x 0.2inch(length x thread diameter) 25 x 6mm/0.98 x 0.24inch(length x thread diameter) .

【STURDY MATERIAL】Jack nuts are made of carbon steel material featuring high strength and high toughness wear-resistant heavy-duty sturdy and durable not easy to break. They feature strength and grip ensuring a secure hold.
【WIDE APPLITION】These expansion nuts are suitable for plates with a thickness of about 0.2-5mm/0.01-0.2inch. They are suitable for anchoring on metal plates sliding aluminum alloy doors and windows stripping anti-theft door locks and installing iron-clad houses.
【EASY TO E】Drill a hole with a recommended diameter of 2. Tap the anchor into the hole until it is flush with the substrate surface. Attach the setting tool to the head of the screw. Squeeze the to expand the anchor (small size can be set with a screwdriver). Remove the screw and place it through the fixture then back into the anchor. Tighten the screw until the fixture is fixed.

Specifications:
Color: Silver
Material: Carbon steel
Surface treatment: Galvanized
Hole diameter: About 8mm/0.31inch 10mm/0.39inch 12mm/0.47inch
Applicable sheet thickness: About 0.2-5mm/0.01-0.2inch
Size: M4/M5/M6(as follows)
M4:
Nut size: About 20 x 8 x 12mm/0.79 x 0.31 x 0.47inch(length x width x head diameter)
Screw size: About 25 x 4 x 8mm/0.98 x 0.16 x 0.31inch(length x thread diameter x head diameter)
M5:
Nut size: About 17.5 x 10 x 14mm/0.69 x 0.39 x 0.55inch(length x width x head diameter)
Screw size: About 25 x 5 x 10mm/0.98 x 0.2 x 0.39inch(length x thread diameter x head diameter)
M6:
Nut size: About 17.5 x 12 x 16mm/0.69 x 0.47 x 0.63inch(length x width x head diameter)
Screw size: About 25 x 6 x 12mm/0.98 x 0.24 x 0.47inch(length x thread diameter x head diameter)

Note:
1. Due to the light and screen difference the item's color may be slightly different from the pictures.
2. Please allow 0.5-2 cm differences due to manual measurement.