Product advantages:
1.Expansion sleeve made of plastic material has low cost, no rust, corrosion resistance and aging resistance.
2.Good toughness and high load.
3.Expansion sleeve with geometric structure expands in all solid objects.

4.Expansion sleeve with edge structure can prevent slippage from deep drilling and also can sink screw head.

5.Installation is convenient and fast. Just hit the screw in directly with a hammer.
6.Environmentally friendly expansion sleeve can maintain good performance between (-40 to + 85) degrees of environment.

It is suitable for solid brick, concrete, natural compact stone, hollow sand brick, solid gypsum board, porous brick, hard solid object, wood, light concrete hollow brick, pre-stressed concrete and aerated concrete.

Used for fixing electronic appliances, hardware electromechanical, mobile communication equipment, power switch, lamps, paintings, curtain guide rail, towel rack, mailbox, support plate, sanitary ware, light mirror cabinet.

2. Specification

1) Materials: Nylon

2) Head: Countersunk Head

3) Size:Diameter As customer's request

4) Delivery Time: 60-70 days after get the deposit.

5) Delivery terms: FOB / CFR / CIF etc.

7) Packing: Inner packing with strong plastic bag, carton finally. Packing dimension would be according to the products dimension and quantity.

Generally, the head type of self tapping screw is not limited to: countersunk self tapping screw, round head self tapping screw, large flat head self tapping screw, outer hexagon and inner hexagon self tapping screw, double head screw, etc. (peripheral accessories: gasket, screw cover, rubber ring, hook, etc.) to avoid the use of quick teeth (sharper wood screws) to avoid cutting the expansion tube when the screws are forced. It is suggested to install and use self tapping screws to give full play to the best friction and achieve the best tightening effect. Generally, the head type of self tapping screw is not limited to: countersunk self tapping screw, round head self tapping screw, large flat head self tapping screw, outer hexagon and inner hexagon self tapping screw, double head screw, etc. (peripheral accessories: gasket, screw cover, rubber ring, hook, etc.) to avoid the use of quick teeth (sharper wood screws) to avoid cutting the expansion tube when the screws are forced. It is suggested to install and use self tapping screws to give full play to the best friction and achieve the best tightening effect.

3.More pictures