Walter 01F524 3/8" SST+ High Speed Steel Fractional 6" Aircraft Extension Drill Bit

Walter SST+ drill bits are made with a cobalt blend to drill even more holes faster on any type of material.

Features:

• Made with premium grade cobalt HSS to drill harder materials
• Cobalt drills can drill approximately 30% faster than HSS drills
• Self centering 135° split-point for reduced thrust requirements and minimized walking
• Special bronze SST surface treatment for extreme lubricity and life
• 6" overall length for extra reach in hard to reach places
• Round shank

Application:

• Drilling holes in high strength materials
• Heavy-duty drilling
• Drilling in hard to reach places

Technical Tips:

• Speed, feed, and lube are all critical to cutting tool performance