Clasps

Stainless Steel Cord Ends, For Leather Cord Bracelets Making, Dragon, Antique Silver
Size: about 13mm wide, 38mm long, 16mm thick, hole: 8mm.
Stainless Steel Spring Gate Rings, O Rings, Stainless Steel Color
Size: about 20mm diameter, 13mm inner diame

Clip Clasp

Brass Magnetic Screw Clasps, Column, Platinum, 15.5x7mm, Hole: 4.8mm

Lobster Clasp w/Design (31x17x7mm)

5mm Mag Clap SP

Toggle beaded (25 x 19mm)

Alloy Rhinestone Magnetic Clasps, Round, Platinum
Size: about 14.5mm in diameter, 20.5mm long, hole: 1.5mm.

7MM hole for stuff!

Stainless Steel Magnetic Screw Clasps, Column Magnetic Closure, Stainless Steel Color, 16.5x4.5mm 3mmID

Clip Clasp GP