Big Girl - 3/8" x 1.25" Downcut Rougher

Part of the “Gold Digger Family”, the BIG GIRL is the ultimate Downcut CNC bit for speed, designed to cut fast, cut deep, and stay sharp. The Downcut design of this roughing bit is perfect for pocketing out material and leaving a clean top edge! The ZrN gold coating increases the bit’s hardness and heat resistance, extending its lifespan and ensuring it powers through tough materials with ease. Perfect for roughing and pocketing, leaving a clean edge for minimal cleanup! The Golden Big Girl saves time, money, and protects your finishing bits, making it a must-have if you already have the Golden Big Boy.

Recommended Feeds & Speeds 

• Hobby CNC with Router - Do Not Use with a Router!
• Hobby CNC with Spindle - 150 IPM
• Industrial CNC - 400 IPM
• Cut Depth Per Pass - .375" 
• RPM's - 18,000
• Plunge Rate = 50% of Feedrate (ex: Feedrate=100 IPM, Plunge Rate=50 IPM)
• These Feedrates are recommended starting points, each CNC is different and feedrates will vary.

Bit Info

• Diameter: 3/8''
• Rotation: Downcut
• Cutting Height: 1.25''
• Shank Size: 3/8''
• Flutes: 3
• Overall Length: 2 1/2"
• Material: Solid Carbide
• Part #: GDBIGGIRL