Dormer B100 B1004.0 HSS High Speed Steel Straight Shank Hand Reamer with H7 Accuracy, Diameter 4.0 mm, Single Pack

... - Manufacturers part numbers: B10040|B1004.0

• Straight shank with square drive - design primarily for hand held reaming with suitable wrench
• Precision ground geometry - left hand helix and right hand cutting provides smooth reaming and improves holes size and surface finish
• Tapered lead (Form B) - allows easy location and centring to improve accuracy and performance
• Premium HSS material - can be used for reaming in many materials including steels, aluminium, stainless steel
• High H7 accuracy - designed to finish holes within the limit of H7 hole tolerance (ISO limits and fits)