Standard SAE Allen Hex Screwdriver Bits | Chapman MFG

$ 1.35

Made, hand assembled & inspected in Durham, CT from USA materials.

Useful for: pretty much anything made in America, especially prior to the 1980’s like cars, Harley Davidsons, industrial machinery, screw machines, older appliances, boats & small engines

                                        Federal Stock #'s

CMS-3 5120-00-439-8285
CMS-4 5120-00-439-8266
CMS-5 5120-00-439-8267
CMS-6 5120-00-439-8269 3/32
CMS-7 5120-01-018-8970
CMS-8 5120-00-439-8270
CMS-9 5120-01-118-9968
CMS-10 5120-00-439-8271
CMS-12 5120-00-439-8272
CMS-14 5120-00-626-2863
CMS-16 5120-00-439-8274
CMS-18 5120-00-439-8275


Chapman MFG Precision Screwdriver Bits

• Precision milled to tight tolerances with flat edges, sharp corners & no burrs for snug screw fit
• Machined from USA steel & heat treated with a black oxide rust inhibitor finish
• Bits are engineered to bend/break BEFORE damaging the screw they fit
• Each bit has ear/or ring stops with ball detent to hold the bit securely in our tools
• Bits have knurled ends for finger tightening & are stamped with the part #
• Non-magnetic for use on electronics & PC boards
Tools can be returned/exchanged in new condition within 45 days of receipt of shipment.
• Refunds are issued once the tools arrive to us.
• Shipping & handling charges are non-refundable.
• Contact us for a return authorization #

Domestic orders shipped next business day via USPS.
• International orders ship in 3 business days
• UPS, FedEx, DHL available, please contact us

Tools are guaranteed to be as represented & free of defects caused by defective materials/faulty workmanship.
• To keep open stock part prices reasonable, we can not offer replacement of worn tools that wear out/break
• Tool replacement requires that faulty parts are returned with proof of purchase within 3 years
• Guarantee doesn't cover products that are improperly used/abused/altered



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