Staple type JT21 has a crown size of 11,3 mm and is available in the following lengths:
06 mm - 1.000 pcs per box
08 mm - 1.000 pcs per box
10 mm - 1.000 pcs per box
Staple JT21 is equal to:
AEG Powertac 14, 18, 19
Arrow T21/T27
Black & Decker Decotac 5980
Bosch PTK14E, PT..