NSK Cylindrical Roller Bearings, Single-Row  Nj-Type, NJ2320W ,D=100 Series_41^300 SP AIR Air Die grinder

SP AIR Air Die grinder SP1220

Wiha L-key with T-handle ComfortGrip Hex with side drive

Model Blade Length (mm) Overall Length(mm) Weight (g) Tooth Pitch (mm) Spare Saw Blade TH-100(240mm) 240 693 350 2 TH-100(240mm)-1 TH-100(270mm) 270 723 350 2

Reference Mechanical Grease Oil NJ409W 45 120 29 2 2 64

there are possibly some numerical values

NSK Cylindrical Roller Bearings, Single-Row  Nj-Type, NJ2320W ,D=100 Series_41^300 SP AIR Air Die grinderNSK Cylindrical Roller Bearings, Single Row Nj Type, NJ2320W ,D=100 Bearing Numbers Boundary Dimensions (mm) Basic Load Ratings (kN) Limiting Speeds (min 1) Mass (kg) approx. d D B r min. r1 min. Fw Ew Cr C0r Thermal Reference Mechanical Grease Oil NJ2320W 100 215 73 3 3 127. 5 570 715 3400 5000 2400 3000 13. 7 DESIGN, TYPES, AND FEATURES Cylindrical roller bearings are classified into the following types depending on whether or not they have ribs on