What's in the box:

Guitar File Kit Set 13 Different Size Needles Files Flat File Grinding stone for for Guitar Banjo Mandolin Bass String Groove Slot (Multicolor)

Features:
Daily tools of grinding for guitar and other musical instruments.
The needles are made of stainless steel, durable and practical.
13 different size of needles, applicable for various usages.
Very convenient and practical in guitar grinding.
13 stainless steel grinding needles: 0.4mm / 0.5mm / 0.7mm / 0.75mm / 0.8mm / 0.9mm / 1.0mm / 1.1mm / 1.2mm / 1.3mm / 1.4mm / 1.5mm / 1.6mm

Specifications:
Material: grinding file: iron, needles: stainless steel, grinding stone: corundum
Color: Silver(file and needles), red(grinding stone)
Model:
Style 1: 1 * Set of grinding tools(13 grinding needles and 1 file)
Style 2: 1 * Set of grinding tools(13 grinding needles and 1 file) + 1 * grinding stone
Grinding needle diameter: 0.4mm / 0.5mm / 0.7mm / 0.75mm / 0.8mm / 0.9mm / 1.0mm / 1.1mm / 1.2mm / 1.3mm / 1.4mm / 1.5mm / 1.6mm
Grinding needle length: 6cm / 2.36in
Grinding needle weight: 11g / 0.39oz
Grinding stone size: 10 * 1.2 * 1.2cm / 3.94 * 0.47 * 0.47in
Grinding stone weight: 26g / 0.92oz
Package size: 11 * 8 * 8cm / 4.33 * 3.15 * 3.15in
Package weight: 38g / 1.34oz

Package list:
Style 1
1 * Set of grinding tools(13 grinding needles and 1 file)

Style 2
1 * Set of grinding tools(13 grinding needles and 1 file)
1 * Grinding stone