ultrahard m4 * 16mm(特硬M4*16mm) ultrahard m4 * 20mm(特硬M4*20mm) ultrahard m4 * 25mm(特硬M4*25mm) ultrahard m4 * 30mm(特硬M4*30mm) ultrahard m4 * 40mm(特硬M4*40mm) ultrahard m4 * 50mm(特硬M4*50mm) ultrahard m5 * 30mm(特硬M5*30mm) ultrahard m5 * 40mm(特硬M5*40mm) ultrahard m5 * 50mm(特硬M5*50mm) ultrahard m5 * 60mm(特硬M5*60mm) ultrahard m5 * 80mm(特硬M5*80mm) ultrahard m3.5 * 12mm(特硬M3.5*12mm) ultrahard m3.5 * 14mm(特硬M3.5*14mm) ultrahard m3.5 * 16mm(特硬M3.5*16mm) ultrahard m3.5 * 20mm(特硬M3.5*20mm) ultrahard m3.5 * 25mm(特硬M3.5*25mm) ultrahard m3.5 * 30mm(特硬M3.5*30mm) ultrahard m3.5 * 40mm(特硬M3.5*40mm) ultrahard m3.5 * mm [assortment pack]](特硬M3.5*mm【混合装】) ultrahard m4 * mm [assortment pack]](特硬M4*mm【混合装】) ultrahard m5 * mm [assortment pack]](特硬M5*mm【混合装】)

0.25kg pack [national standard quality]](0.5斤装【国标品质】) 0.25kg pack [national standard quality] get bit free(0.5斤装【国标品质】送批头) 0.50kg pack [national standard quality] get bit free(1斤装【国标品质】送批头) 1.00kg pack [national standard quality] get bit free(2斤装【国标品质】送批头) [10 national standard quality]](【国标品质10 颗】)