Tin coated drills are for use at high speeds where the temperature is high enough to bring the coating's functional use into play.

• Solid ground HSS drill bits
• Tin coated for extra strength and durability
• 170 pieces
• Sizes: 10 each 1.0 - 8.0mm x 0.5mm increments & 5 each 8.5 - 10.0mm x 0.5mm increments
• Supplied in a strong metal carry case to keep the drill bits organised