Features:1) Size: 20mm2) Material: alloyNote:Our company can provide alloy buttons in various specifications upon clients requirements.

Features:1) Size: 20mm2) Materials: brass, alloy and diamondNote:The product also has the specifications of 22mm, 25mm and 30mm, and the color can be galvanized upon clients requirements.

Features:1) Size: 17mm2) Material: brass alloyNote:The product also has the specifications of 15mm and 20mm, and the color can be galvanized upon clients requirements.

Features:1) Size: 17mm2) Materials: brass and alloyNote:Our company can provide alloy buttons with various specifications upon clients requirements.

Features:1) Size: 20mm2) Material: alloyNote:Our company can provide alloy buttons in various specifications upon clients requirements.

Features:1) Size: 17mm2) Materials: brass and alloyNote:Our company can provide alloy buttons with various specifications upon clients requirements.

Features:1) Size: 20mm2) Materials: brass and alloy

Features:1) Size: 17mm2) Material: brass alloyNote:The product also has the specifications of 15mm and 20mm, and the color can be galvanized upon clients requirements.

Features:1) Size: 20mm2) Materials: brass, alloy and diamondNote:The product also has the specifications of 22mm, 25mm and 30mm, and the color can be galvanized upon clients requirements.