Heavy-duty 4-14mm Staple Gun, TUV/GS, carbon steel, paint coated,With 600 pieces staples. Product Description: Heavy-duty 4-14mm Staple Gun Δ Heavy duty Δ Steel construction with long lasting chrome Δ Easy squeeze handle Δ Jam-proof mechanism Δ For staples frome 4~14mm S Δ 200PCS staples included.