Twist drill bit set D4.0/43 - 493423

Set includes 4mm HSS Spiral drill bits (Qty 3), and a reusable Centrotec shank for fast, efficient and precise drilling
Precision-ground HSS steel stays sharp longer for precise hole drilling and a long service life
Tip grind and flute design are ideal for drilling into wood, metal and plastics
Centrotec design can be used with Centrotec Chuck System, or with any three-jaw keyless chuck system